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  • PTAB · Aug 27, 2026 · IPR2024-01310 · APJ Stephen E Belisle · IPR · Remand

    On Director remand, the Board determined claims 1–15 unpatentable under § 103, including claims 1–11 over Ellis, Spivey, and Herzog.

    RulingsRemand decision
    • RemandOther

      “all Challenged Claims unpatentable and denying Petitioner’s Motion to Exclude. Paper 47 (“Original Final Decision”). Subsequently, Patent Owner filed a Request for Director Review and Petitioner filed an authorized Response thereto. Papers 48, 49. On July 29, 2026, the Director granted review, vacated-in-part the Original Final Decision, and remanded the case to the Board. Paper 50. In particular, the Director directed the Board “to consider Patent Owner’s arguments as to the webserver limitation in deciding whether Petitioner has established by a preponderance of the evidence that claims 1–11 are unpatentable under Petitioner’s Ground 1B.” Id. at 4. We do so in this Final Written Decision on Remand (“Remand Decision”). See infra § III.E (Ground 1B). For completeness, we repeat herein our analysis in the Original Final Decision for all other grounds.” slip op. at 2

    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)No construction neededOther

      “C. Claim Construction We construe claims “using the same claim construction standard that would be used to construe the claim in a civil action under 35 U.S.C. 282(b), including construing the claim in accordance with the ordinary and customary meaning of such claim as understood by one of ordinary skill in the art and the prosecution history pertaining to the patent.” 37 C.F.R. § 42.100(b); see also Phillips v. AWH Corp., 415 F.3d 1303 (Fed. Cir. 2005) (en banc). In this context, claim terms “are generally given their ordinary and customary meaning” as understood by a person of ordinary skill in the art in question at the time of the invention. Phillips, 415 F.3d at 1312–13; see CCS Fitness, Inc. v. Brunswick Corp., 288 F.3d 1359, 1366 (Fed. Cir. 2002) (There is “a ‘heavy presumption’ that a claim term carries its ordinary and customary meaning.”). “In determining the meaning of the disputed claim limitation, we look principally to the intrinsic evidence of record, examining the claim language itself, the written description, and the prosecution history, if in evidence.” DePuy Spine, Inc. v. Medtronic Sofamor Danek, Inc., 469 F.3d 1005, 1014 (Fed. Cir. 2006) (citing Phillips, 415 F.3d at 1312–17). Extrinsic evidence is “less significant than the intrinsic record in determining ‘the legally operative meaning of claim language.’” Phillips, 415 F.3d at 1317. Petitioner contends that “[t]he claim terms of the ’218 [patent] should be given their plain and ordinary meaning” as understood by the relevant artisan. Pet. 6. Petitioner argues that the relevant artisan “would have understood a ‘socket’ to be a uniquely addressable communication endpoint on a server where first event information is provided to a [viewer client device] VCD.” Pet. 26 (citing Ex. 1001 ¶ 170). Petitioner argues that the relevant artisan also would have understood an “event socket,” in turn, to be “a socket where information about one sporting event is provided to VCDs.” Id. Beyond such proposed plain meanings for “socket” and “event” slip op. at 14

    • Obviousness (§103) › Objective indicia / secondary considerationsObjective indicia no nexusDecided for petitioner

      “(6) Conclusion as to Objective Indicia of Non- Obviousness For the foregoing reasons, although we have considered Patent Owner’s evidence of objective indicia of nonobviousness, we accord it little weight, and find that it does not outweigh Petitioner’s strong countervailing evidence supporting a conclusion of obviousness.” slip op. at 53

    • Obviousness (§103) › Motivation to combine / reasonable expectation of successMotivation foundReasonable expectation foundUnpatentable

      “engineer with substantial experience in Internet video streaming, Internet communication, and related protocols, including an understanding of relaytype and orchestrator-type webservers, would have considered the subject matter of claim 1 as a whole, including the webserver, to be obvious in light of the combined teachings of Ellis, Spivey, and Herzog. Based on the context discussed above, and for the reasons provided above, we determine that the answer is yes. See Fleming v. Cirrus Design Corp., 28 F.4th 1214, 1222 (Fed. Cir. 2022) (“That the proposed combination of [two references]—rather than one of the individual references—discloses the disputed claim limitations does not defeat the Board’s conclusion of obviousness. In this case, it is sufficient that [the relevant artisan] would have been motivated to combine the prior art in a way such that the combination discloses the claim limitations.”).” slip op. at 78

    Patent outcomesUS 11,039,218 unpatentable
    Claim construction§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 11,039,218
  • PTAB · Jul 27, 2026 · IPR2025-01570 · APJ Monica S Ullagaddi · IPR · Final written decision

    The majority held claims 1–19 not shown unpatentable: Wang did not anticipate claims 1–10, and Wang with Xiong did not render claims 11–19 obvious.

    RulingsFinal written decision
    • Skill levelSkill level petitioner adoptedOther

      “field of the ’690 Patent would have had at least (1) an undergraduate degree in electrical engineering, computer engineering, computer science, or a comparable field of study and (2) at least two years of experience with optical data communications or a comparable field of work.” Pet. 14 (citing Ex. 1003 ¶ 22). Petitioner also states that “[i]ndividuals having different educational backgrounds and supplemental experience might still be of ordinary skill in the art if such experience compensates for any deficiencies in education relative to the criteria stated above” and “[i]n some cases, additional education might be an acceptable substitute for some experience, or vice versa.” Id. Patent Owner does not dispute Petitioner’s characterization of the level of skill in the art. See e.g., PO Resp. 9. We adopt Petitioner’s unopposed definition of the level of ordinary skill in the art as it appears consistent with the disclosures of the ’690 patent and the prior art of record. See Okajima v. Bourdeau, 261 F.3d 1350, 1355 (Fed. Cir. 2001).” slip op. at 7

    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)No construction neededOther

      “Patent is self-explanatory and would have been recognized by a [person of ordinary skill in the art] as having plain and ordinary meanings.” Pet. 10. “Petitioner submits that no special constructions are required” because “the claim terms appear understandable in the context of the disclosure provided by the specification of the ’690 Patent.” Id. (citing Ex. 1003 ¶ 58). Patent Owner “agrees that the claim terms should be given their plain and ordinary meaning as understood by a [person of ordinary skill in the art].” PO Resp. 10. After reviewing the arguments and evidence before us, we determine that we do not need to expressly construe any claim term to resolve any controversy in the proceeding. Realtime Data, LLC v. Iancu, 912 F.3d 1368, 1375 (Fed. Cir. 2019) (“The Board is required to construe ‘only those terms . . . that are in controversy, and only to the extent necessary to resolve the controversy.’” (quoting Vivid Techs., Inc. v. Am. Sci. Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. 1999))).” slip op. at 8

    • BurdenNot shown unpatentable

      “Also relevant to our analysis is that this is an anticipation ground and Petitioner is required to show that the reference discloses not only the elements of the claimed invention, but also discloses those elements as arranged in the claim. Net MoneyIN, Inc. v. VeriSign, Inc., 545 F.3d 1359, 1371 (Fed. Cir. 2008). Although our Institution Decision concluded that Petitioner had demonstrated a reasonable likelihood of prevailing with respect to its anticipation challenge to independent claim 1 applying Wang (Inst. Dec. 6), at this stage of the proceeding we are required to evaluate Petitioner’s challenges under a higher standard, the preponderance of evidence standard. For the foregoing reasons, we are not persuaded that Petitioner sufficiently establishes that claim 1 is unpatentable under 35 U.S.C. § 102 as anticipated by Wang by a preponderance of the evidence.” slip op. at 13

    • Novelty / Anticipation (§102) › Anticipation standard (single reference, every element)Not shown unpatentableNot shown unpatentable

      “Wang discloses that “the isolator 100 is bonded to the substrate by means of an adhesive” in which “[t]he adhesive is not only used to fix the isolator 100 to the substrate, but also fills a gap between the isolator 100 and the substrate to improve the installation accuracy of the isolator 100.” Ex. 1006 ¶ 41 (emphasis added). Petitioner does not explain how filling in a gap between the isolator 100 and a substrate necessarily results in “each of the plurality of optical isolators [being] disposed substantially in parallel relative to each other,” as recited in claim 1. The cited portion in paragraph 43 references Figures 5 and 6, which depict Embodiment 1 of Wang and are reproduced below. Figures 5 and 6 of Wang depict isolators 100, base 311, and baffles 312. Although paragraph 44 of Wang states that “[t]he substrate includes a base 311, and baffles 312 and isolators 100 sequentially disposed on the base 311,” Petitioner does not sufficiently persuade us how Wang’s disclosure “sequentially disposed” isolators necessarily discloses that the isolators are “disposed substantially in parallel relative to each other” as recited in independent claim 1. Ex. 1006 ¶ 44. Although the cited portion in Figure 6 of Wang apparently shows a possibly parallel arrangement of Petitioner cites to Dr. Kirk’s Declaration, but Dr. Kirk does not opine on why cited portions of Wang necessarily disclose or depict the claimed “disposed substantially in parallel relative to each other” requirement. Ex. 1003 ¶¶ 73, 74; Ex. 1006 ¶¶ 41, 43, Figs. 6, 8, 10. At best, Dr. Kirk testifies that “a POSITA would have understood that Wang anticipates Claim 1.” Ex. 1003 ¶ 75. Also relevant to our analysis is that this is an anticipation ground and Petitioner is required to show that the reference discloses not only the elements of the claimed invention, but also discloses those elements as arranged in the claim. Net MoneyIN, Inc. v. VeriSign, Inc., 545 F.3d 1359, 1371 (Fed. Cir. 2008). Although our Institution Decision concluded that Petitioner had demonstrated a reasonable likelihood of prevailing with respect to its anticipation challenge to independent claim 1 applying Wang (Inst. Dec. 6), at this stage of the proceeding we are required to evaluate Petitioner’s challenges under a higher standard, the preponderance of evidence standard.” slip op. at 12

    Patent outcomesUS 10,788,690 not shown unpatentable
    Claim construction§ 102 anticipation§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 10,788,690
  • PTAB · Jul 27, 2026 · IPR2025-00437 · APJ Monica S Ullagaddi · IPR · Final written decision

    The majority held claims 1–19 not unpatentable: Wang did not establish anticipation of claims 1–10, and Wang with Xiong did not establish obviousness of claims 11–19.

    RulingsFinal written decision
    • BurdenNot shown unpatentable

      “Wang discloses that “the isolator 100 is bonded to the substrate by means of an adhesive” in which “[t]he adhesive is not only used to fix the isolator 100 to the substrate, but also fills a gap between the isolator 100 and the substrate to improve the installation accuracy of the isolator 100.” Ex. 1006 ¶ 41 (emphasis added). Petitioner does not explain how filling in a gap between the isolator 100 and a substrate necessarily results in “each of the plurality of optical isolators [being] disposed substantially in parallel relative to each other,” as recited in claim 1. The cited portion in paragraph 43 references Figures 5 and 6, which depict Embodiment 1 of Wang and are reproduced below. Figures 5 and 6 of Wang depict isolators 100, base 311, and baffles 312. Although paragraph 44 of Wang states that “[t]he substrate includes a base 311, and baffles 312 and isolators 100 sequentially disposed on the base 311,” Petitioner does not sufficiently persuade us how Wang’s disclosure “sequentially disposed” isolators necessarily discloses that the isolators are “disposed substantially in parallel relative to each other” as recited in independent claim 1. Ex. 1006 ¶ 44. Although the cited portion in Figure 6 of Wang apparently shows a possibly parallel arrangement of Petitioner cites to Dr. Kirk’s Declaration, but Dr. Kirk does not opine on why cited portions of Wang necessarily disclose or depict the claimed “disposed substantially in parallel relative to each other” requirement. Ex. 1003 ¶¶ 73, 74; Ex. 1006 ¶¶ 41, 43, Figs. 6, 8, 10. At best, Dr. Kirk testifies that “a POSITA would have understood that Wang anticipates Claim 1.” Ex. 1003 ¶ 75. Also relevant to our analysis is that this is an anticipation ground and Petitioner is required to show that the reference discloses not only the elements of the claimed invention, but also discloses those elements as arranged in the claim. Net MoneyIN, Inc. v. VeriSign, Inc., 545 F.3d 1359, 1371 (Fed. Cir. 2008). Although our Institution Decision concluded that Petitioner had demonstrated a reasonable likelihood of prevailing with respect to its anticipation challenge to independent claim 1 applying Wang (Inst. Dec. 6), at this stage of the proceeding we are required to evaluate Petitioner’s challenges under a higher standard, the preponderance of evidence standard.” slip op. at 12

    • Novelty / Anticipation (§102) › Anticipation standard (single reference, every element)Not shown unpatentableNot shown unpatentable

      “Wang discloses that “the isolator 100 is bonded to the substrate by means of an adhesive” in which “[t]he adhesive is not only used to fix the isolator 100 to the substrate, but also fills a gap between the isolator 100 and the substrate to improve the installation accuracy of the isolator 100.” Ex. 1006 ¶ 41 (emphasis added). Petitioner does not explain how filling in a gap between the isolator 100 and a substrate necessarily results in “each of the plurality of optical isolators [being] disposed substantially in parallel relative to each other,” as recited in claim 1. The cited portion in paragraph 43 references Figures 5 and 6, which depict Embodiment 1 of Wang and are reproduced below. Figures 5 and 6 of Wang depict isolators 100, base 311, and baffles 312. Although paragraph 44 of Wang states that “[t]he substrate includes a base 311, and baffles 312 and isolators 100 sequentially disposed on the base 311,” Petitioner does not sufficiently persuade us how Wang’s disclosure “sequentially disposed” isolators necessarily discloses that the isolators are “disposed substantially in parallel relative to each other” as recited in independent claim 1. Ex. 1006 ¶ 44. Although the cited portion in Figure 6 of Wang apparently shows a possibly parallel arrangement of Petitioner cites to Dr. Kirk’s Declaration, but Dr. Kirk does not opine on why cited portions of Wang necessarily disclose or depict the claimed “disposed substantially in parallel relative to each other” requirement. Ex. 1003 ¶¶ 73, 74; Ex. 1006 ¶¶ 41, 43, Figs. 6, 8, 10. At best, Dr. Kirk testifies that “a POSITA would have understood that Wang anticipates Claim 1.” Ex. 1003 ¶ 75. Also relevant to our analysis is that this is an anticipation ground and Petitioner is required to show that the reference discloses not only the elements of the claimed invention, but also discloses those elements as arranged in the claim. Net MoneyIN, Inc. v. VeriSign, Inc., 545 F.3d 1359, 1371 (Fed. Cir. 2008). Although our Institution Decision concluded that Petitioner had demonstrated a reasonable likelihood of prevailing with respect to its anticipation challenge to independent claim 1 applying Wang (Inst. Dec. 6), at this stage of the proceeding we are required to evaluate Petitioner’s challenges under a higher standard, the preponderance of evidence standard. For the foregoing reasons, we are not persuaded that Petitioner” slip op. at 12

    • Obviousness (§103) › Motivation to combine / reasonable expectation of successNot reached

      “challenge set forth in the Petition by citing the background of the ’690 patent and Dr. Willner’s deposition testimony and characterizing the same as “admissions” of Patent Owner in Petitioner’s Reply, such “evidence” did not form the basis of Appellant’s original position set forth in the Petition.6 Petitioner’s arguments that all of the components recited in claim 11 “were known in the prior art” or that Dr. Willner admitted the same are unpersuasive at least because the Petition did not set forth this position. Contrary to Petitioner’s arguments during the oral hearing, the Petition does not present challenges based on “Applicant Admitted Prior Art.” See generally Pet.” slip op. at 23

    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “field of the ’690 Patent would have had at least (1) an undergraduate degree in electrical engineering, computer engineering, computer science, or a comparable field of study and (2) at least two years of experience with optical data communications or a comparable field of work.” Pet. 14 (citing Ex. 1003 ¶ 22). Petitioner also states that “[i]ndividuals having different educational backgrounds and supplemental experience might still be of ordinary skill in the art if such experience compensates for any deficiencies in education relative to the criteria stated above” and “[i]n some cases, additional education might be an acceptable substitute for some experience, or vice versa.” Id. Patent Owner does not dispute Petitioner’s characterization of the level of skill in the art. See e.g., PO Resp. 9. We adopt Petitioner’s unopposed definition of the level of ordinary skill in the art as it appears consistent with the disclosures of the ’690 patent and the prior art of record. See Okajima v. Bourdeau, 261 F.3d 1350, 1355 (Fed. Cir. 2001).” slip op. at 7

    Patent outcomesUS 10,788,690 not shown unpatentable
    Claim construction§ 102 anticipation§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 10,788,690
  • PTAB · Mar 4, 2026 · IPR2024-01308 · APJ Thu A Dang · IPR · Final written decision

    Claims 1–9 are unpatentable under § 103 over Ellis and Spivey, with Herzog added for claims 2–6; the alternative Herzog, Spivey, and Ellis ground fails.

    RulingsFinal written decision
    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)No construction neededOther

      “The Board is required to construe ‘only those terms . . . that are in controversy, and only to the extent necessary to resolve the controversy.’” Realtime Data, LLC v. Iancu, 912 F.3d 1368, 1375 (Fed. Cir. 2019) (quoting Vivid Techs., Inc. v. Am. Sci. & Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. 1999)). On this record, we give “socket” and “event socket” their ordinary and customary meaning. And, as to “socket,” both parties agree that the ordinary and customary meaning for “socket” is a uniquely addressable communication endpoint on a server. Pet. 37; PO Resp. 2. We decline to provide further analysis or an express construction as doing so is not needed to resolve the dispute between the parties. slip op. at 12

    • Claim Construction › Intrinsic evidence (Phillips canons) › Plain and ordinary meaning to a POSITAPlain and ordinary meaningDecided for petitioner

      “Accordingly, Petitioner’s proposed constructions of “socket” and “event socket” (Pet. 37) are not disputed by Patent Owner. PO Resp. 2, 12. In fact, by arguing that Spivey’s topic queues are neither “uniquely addressable” nor “communication endpoint[s],” Patent Owner appears to adopt Petitioner’s proposed construction of “socket” as a “uniquely addressable communication endpoint.” Id. As Patent Owner acknowledged during Oral Argument, “I don’t think there’s any dispute of what we mean by socket, a uniquely addressable communication endpoint.” Tr. 73:11–13.6 6 Patent Owner also refers to the District Court’s construction of “event socket” during Oral Argument, by claiming the court’s Claim Construction Order was a part of the record as “Exhibit 1069.” Tr. 73:14–74:17. However, as there is no “Exhibit 1069” in this proceeding, we will not “The Board is required to construe ‘only those terms . . . that are in controversy, and only to the extent necessary to resolve the controversy.’” Realtime Data, LLC v. Iancu, 912 F.3d 1368, 1375 (Fed. Cir. 2019) (quoting Vivid Techs., Inc. v. Am. Sci. & Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. 1999)). On this record, we give “socket” and “event socket” their ordinary and customary meaning. And, as to “socket,” both parties agree that the ordinary and customary meaning for “socket” is a uniquely addressable communication endpoint on a server. Pet. 37; PO Resp. 2. We decline to provide further analysis or an express construction as doing so is not needed to resolve the dispute between the parties.” slip op. at 11

    • Skill levelSkill level patent owner adoptedDecided for patent owner

      “person of ordinary skill in the art (POSITA) at the time of the invention of the ’697 patent would have had “at least a bachelor’s degree, or equivalent, in electrical engineering, computer engineering, computer science, or a related field or an equivalent number of years of working experience, and one to two years of experience in networking environments, including at least some experience with live-streaming network architecture.” Pet. 13 (citing Ex. 1001 ¶¶ 72–76). Petitioner also states that “[a]dditional education or experience in related fields could compensate for deficits in the above qualifications.” Id. Patent Owner contends that a POSITA at the time of the invention of the ’697 patent would have had “a bachelor’s degree in electrical engineering, computer engineering, computer science, or equivalent degree and, in addition, approximately two years of work experience with Internet video streaming, Internet communication, and related protocols.” PO Resp. 13. The parties have not addressed whether the differences in these definitions impact the unpatentability analysis before us. We apply Patent Owner’s definition of a POSITA at the time of the claimed invention because, based on the record, this proposal is consistent with the ’697 patent, the asserted prior art, and is supported by the testimony of Dr. Wicker. We note that we would reach the same determination under Petitioner’s formulation of the level of ordinary skill.” slip op. at 9

    • Obviousness (§103) › Motivation to combine / reasonable expectation of successUnpatentableMotivation foundUnpatentable

      “ability for the clients and the server to communicate,” which can be any system that can “provide real-time sports,” but “doesn’t discuss whether it’s a push system or a pull system,” wherein Spivey, on the other hand, “expressly indicates that it is a push type of data system which reduces latency over prior art systems that utilize push technologies.” Tr. 15:13–19. We find availing Petitioner’s contention that, “[a]s explained by Dr. Wicker, . . . a POS[IT]A would have been motivated to implement real-time data delivery using Spivey’s data pushing technique to reduce latency.” Id. at 16:2–4. “[I]f a technique has been used to improve one device, and a person of ordinary skill in the art would recognize that it would improve similar devices in the same way, using the technique is obvious unless its actual application is beyond his or her skill.” KSR, 550 U.S. at 417. We find unavailing Patent Owner’s contention that Petitioner fails to “articulate why a POSITA would have been motivated to make the necessary modification and proposed combination.” PO Resp. 41. Here, Petitioner points out that its proposed combination would have been made to improve latency issues in Ellis’s system. Pet. 17–21. In particular, Spivey’s discloses that its techniques “may reduce . . . delay [on the order of seconds (e.g., 30 to 45 seconds) or minutes] to an order of milliseconds (ms) (e.g., 100 ms) or less, providing a significant advantage over the conventional practices.” Ex. 1017 ¶ 28. Spivey also discloses pushing data to the “subscribed connected client devices” substantially simultaneously with the message queue server receiving the topic entry from a live data source, e.g., “with a time delay of 100 milliseconds or less,” which Spivey discloses is “at least two orders of magnitude shorter than conventional time periods of legacy devices.” Id. ¶ 96; see also id. at code (57) (disclosing pushing “the topic entry to a subscribed client device substantially simultaneously with the message queue server receiving the topic entry from a live data source”).” slip op. at 50

    Patent outcomesUS 10,425,697 unpatentable
    Claim construction§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 10,425,697
  • PTAB · Jan 26, 2026 · IPR2024-01167 · APJ Georgianna W Braden · IPR · Final written decision

    Claims 1–5 and 7–21 are unpatentable over Kleve-based grounds; claim 6 was not shown unpatentable because the record did not support obviousness of key sharing.

    RulingsFinal written decision
    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “Here, Petitioner asserts a person of ordinary skill in the art would have “had at least a four-year undergraduate degree in electrical engineering, automotive engineering, or a closely related field and at least two years of experience in the field of access control systems, vehicle electronics, and/or cryptography.” Pet. 8–9 (citing Ex. 1004 ¶ 85). Dr. Almeroth supports Petitioner’s position and further testifies that “[a]dditional education could substitute for professional experience and vice versa.” Ex. 1004 ¶ 85. Patent Owner does not assert a different level of skill in the art at the time of the alleged invention and appears to apply Petitioner’s proposed level of skill. See PO Resp. Patent Owner’s declarant, Dr. Malek, explicitly adopts Dr. Almeroth’s level of skill in the art but states that his opinions would be applicable under any reasonable definition for an ordinarily skilled artisan at the critical time. See Ex. 2021 ¶ 38. For the purposes of this Decision, we too adopt Petitioner’s level of ordinary skill in the art because it appears consistent with the problems addressed in the ’659 patent and the prior art of record.” slip op. at 12

    • Expert testimonyPetitioner expert creditedPatent owner expert discountedMixed

      “We do not agree with Patent Owner’s argument that Dr. Almeroth’s declaration testimony contradicts Kleve. See PO Resp. 27–29. Rather, as discussed previously, we find that Kleve’s vehicle owner can set a restriction, such as the rental start period, prior to step 214 in Kleve’s Figure 2 and that such restrictions can be associated with the e-key. We also do not agree with Patent Owner’s argument that (1) Dr. Almeroth’s declaration testimony contradicts his deposition testimony or that (2) Dr. Almeroth “admitted his testimony was wrong.” See PO Sur-Reply 7 (citing PO Resp. 47–48 (citing Ex. 2022, 27:5–10, 27:21–28:1; Ex. 2021 ¶ 96)). In a particular embodiment to which Dr. Almeroth was citing, he noted that the e-key is always generated after the rental agreement. See Ex. 2022, 26:14– 20. Then the following exchange occurs: Q. So you use typically and always. So always does not refer to all of the embodiments of Kleve, is that fair? A. I think a person of skill in the art could read Kleve and understand that there are probably multiple ways in which the flow of actions among the parties could occur. And I think thinking about a real world scenario, in most cases you have an agreement before you would generate an eKey, but maybe, maybe not. I don’t -- I don’t know that the real world is necessarily cut and dry. So reading -- a person reading Kleve would understand it’s describing embodiments where it’s scenario, but I don’t know that it would necessarily be a hard and fast rule in every embodiment or in the understanding a person of skill in the art would have. Id. at 28:3–20. There is nothing in the deposition testimony by Dr. Almeroth that appears inconsistent with his declaration testimony nor does there appear to be the kind of admission touted by Patent Owner. Instead, it is Dr. Malek who takes an overly narrow view of Kleve that appears inconsistent with Kleve’s disclosure when read as a whole. See, e.g., Ex. 2021 ¶¶ 82–88. Therefore, we do not credit or agree with Dr. Malek’s testimony that Kleve fails to teach the concept of a virtual key created with the agreed-upon rental period as a restriction. See id. ¶ 57. Thus, based on the entire trial record, we find that Petitioner has” slip op. at 33

    • Obviousness (§103) › Motivation to combine / reasonable expectation of successMotivation foundReasonable expectation foundDecided for petitioner

      “After review of the arguments and evidence, we agree with Petitioner’s position. Specifically, we agree that (1) both Kleve and Hatton are directed to use of electronic key systems for vehicles (see Ex. 1005 ¶¶ 7– 9, 39, 63; Ex. 1008, 1:48–52, 1:61–2:2, 5:25–34) and (2) encrypted communications would have been understood to be effective in preventing unauthorized access to the vehicle, something that is taught explicitly by Hatton (see Ex. 1008, 9:50–63). Given these disclosures by Kleve and Hatton, we find that a person of ordinary skill in the art would have had a at the challenged claims. Accordingly, we find that a person of ordinary skill in the art at the critical time would have had a reason to combine the teachings of Kleve with that of Hatton.” slip op. at 36

    • Obviousness (§103) › Motivation to combine / reasonable expectation of success › HindsightNot shown unpatentableNot shown unpatentable

      “We agree with Patent Owner. Petitioner’s argument appears to be purely hindsight analysis based on the teachings of the ’659 patent and the limitations of challenged claim 6 because there is insufficient evidence or teachings in the cited prior art to suggest the sharing of virtual keys. Petitioner’s argument that having “rental microbusiness” implemented as a “smart phone application” that enables sharing virtual keys is insufficient to show obviousness, because, as noted by Patent Owner, certain embodiments in Kleve appear to discourage or even hinder the sharing of virtual keys. These embodiments require the use of credentials associated with the virtual key, where the credentials can be “facial recognition, voice print recognition, matrix barcode (ex. two-dimensional code), code word or phrase for speech recognition, temporary mobile web login IDs and password, or other types service.” See Ex. 1005 ¶ 37. Dr. Almeroth testifies that multiple people could be authorized on the same vehicle if they collectively rent a vehicle and that a person of ordinary skill in the art would “have been motivated to enable each user to share the virtual key with other authorized users associated with the same rental request.” Ex. 1004 ¶ 55. But given Kleve’s disclosure that the system handles key generation and distribution (Ex. 1005 ¶ 39), the evidence does not show that a person of ordinary skill in the art would have wanted to give this control to each authorized user who has received an e-key. “It is impermissible to use the claimed invention as an instruction manual or ‘template’ to piece together the teachings of the prior art so that the claimed invention is rendered obvious.” Fritch, 972 F.2d 1260, 1266 (Fed. Cir. 1992) (citing In re Gorman, 933 F.2d 982, 987 (Fed. Cir. 1991)). Kleve’s teachings undermine Petitioner’s position, and do not support a finding of obviousness. Accordingly, we determine that Petitioner has not demonstrated by a preponderance of the evidence that Kleve alone or in combination with Hatton would have rendered dependent claim 6 obvious to a person of ordinary skill in the art at the critical time.” slip op. at 39

    Patent outcomesUS 11,738,659 mixed
    § 103 obviousnesscites Phillips · Graham
    Patents in suitUS 11,738,659
  • PTAB · Oct 16, 2024 · IPR2023-00697 · APJ Barbara A Benoit · IPR · Final written decision

    Claims 1, 3, 4, and 8 were not proven unpatentable: Rauhala does not disclose the required simultaneous signal-strength determinations, and Masaaki does not cure the deficiency for claim 4.

    RulingsFinal written decision
    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “Following institution, Patent Owner maintained the same level of ordinary skill proposed in its preliminary response and did not address our discussion of the level of ordinary skill in the art in the Institution Decision. PO Resp. 24–25; see also Prelim. Resp. 24. For the reasons discussed in the Institution Decision, we adopt and apply for this Decision the level of ordinary skill articulated by Petitioner and used previously in our Institution Decision. See Dec. 8–10. In light of our review of the complete record, we find that this formulation is consistent with the ’825 patent, the prior art of record, and is supported by the testimony of Dr. Baker. See Ex. 1002 ¶¶ 27– 31. Our decision would not change, however, if we had applied Patent Owner’s proposed level of ordinary skill.” slip op. at 12

    • Claim Construction › Intrinsic evidence (Phillips canons) › Plain and ordinary meaning to a POSITATerm construed patent owner constructionDecided for patent owner

      “We agree with Patent Owner that the desired signal and interferer signal must be received at the same time. The plain language of the claim requires the wireless transceiver to “receiv[e] a wireless signal having a desired signal and an interferer signal,” the determining of a signal strength of the interferer signal and the determining of a signal strength of the desired signal must be performed at the same time; otherwise, the determinations of signal strengths would not be of the same wireless signal. The specification supports this understanding. “When a receiver is actively receiving a desired signal, each block in the signal path has at its input the desired signal as well as noise and possibly interfering signals.” Ex. 1001, 5:20–22; see also id. at 5:31–33 (“FIGS. 2A and 2B illustrate examples of desired signals, interferers, and noise that may be received by one of the various circuits in a” slip op. at 21

    • Novelty / Anticipation (§102) › Anticipation standard (single reference, every element)Not shown unpatentableNot shown unpatentable

      “We agree with Patent Owner that Rauhala does not state that the signal strengths are measured simultaneously or at the same time. Indeed, as discussed above, Rauhala indicates unequivocally in the same paragraph the opposite—that detector DET provides to control unit 42 “an indication about either the receive channel signal strength RSS or the strength of any signal on the reception band.” Ex. 1004 ¶ 17. Rauhala describes that “control unit 42 provides two one-bit control signals cA and cM” based on indications received from detector DET. Id. Importantly, Rauhala indicates that “at the same time as” describes how the control unit 42 uses the received inputs RSS and RSSn shown in Figure 4, which are described earlier in paragraph 17 as indications of either RSS or RSSn from detector DET. Id. (“Signal cA is 0 when signal RSS is greater than S4 and signal RSSn is at the 11 Dr. Baker’s reply declaration correctly quotes Rauhala paragraph 17 but cites to paragraph 18. We deem this harmless error. same time smaller than Sn. . . . Signal cM is 1 when signal RSS is not greater than S4 and signal RSSn is at the same time at least Sn. Otherwise, signal cM is 0.”). The burden remains on Petitioner to demonstrate by a preponderance of the evidence that Rauhala discloses the disputed limitations as arranged or combined in the claim. Petitioner does not persuasively reconcile these “either/or” statements regarding the functioning of detector DET with the “at the same time as” statements regarding control signals output by control unit 42 in paragraph 17. We do not find persuasive Petitioner counsel’s position expressed at the hearing that Rauhala’s “either/or” statements are “simply an imprecise description” (Tr. 16:22–24). We do not see a lack of precision in Rauhala’s “either/or” statements.” slip op. at 30

    • Expert testimonyPetitioner expert discountedPatent owner expert creditedDecided for patent owner

      “When asked at his deposition to explain Rauhala’s use of the word “or” regarding the functioning of detector DET, Dr. Baker asserted that “[detectors] can be designed to determine RSS or RSSn.” Ex. 2016, 85:5– 12. We find Dr. Baker’s testimony that “it’s reasonable that if you can design . . . the detector to detect one or the other, you can also design it to detect both” to be without factual support. Id. at 85:13–16. He points to no textbook or other independent evidence to support that would have led one of ordinary skill to design such a detector or to support that one of ordinary skill would have understood Rauhala’s detector to be so designed. Furthermore, Dr. Baker recognizes that “Rauhala doesn’t teach the details of what’s in the detector.” Id. at 91:6–7. We give little weight to Dr. Baker’s unsupported testimony that one could design a detector to detect both RSS and RSSn from the same wireless signal. See 37 C.F.R. 42.65(a) (“Expert testimony that does not disclose the underlying facts or data on which the opinion is based is entitled to little or no weight.”); see also Xerox Corp. v. Bytemark, Inc., No. IPR2022-00624, 2022 WL 3648989, at *6 (PTAB 2022) (precedential) (Director affirming because “the cited declaration testimony is conclusory and unsupported, adds little to the conclusory assertion for which it is offered to support, and is entitled to little weight”).” slip op. at 31

    Patent outcomesUS 10,129,825 not shown unpatentable
    Claim construction§ 102 anticipation§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 10,129,825
  • PTAB · Oct 16, 2024 · IPR2023-00698 · APJ Thomas L Giannetti · IPR · Final written decision

    Claims 7–11, 13, and 19–21 were not shown unpatentable because Rauhala does not disclose simultaneous desired and interferer signal-strength determinations, defeating anticipation and the obviousness combination.

    RulingsFinal written decision
    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “The two proposals are materially similar in the education requirement, but differ marginally in professional experience required (three versus five years). See supra. While we were persuaded, on the preliminary record, that both Petitioner’s and Patent Owner’s proposals were consistent with the problems and solutions in the ’202 patent and the prior art of record, on balance, we determined that Petitioner’s proposal was a better reflection of the level of skill in the prior art, and we therefore adopted it for our Institution Decision. See Institution Dec. 12–13. For this Decision, we adopt the description of the person of ordinary skill articulated by Petitioner and used previously in our Institution Decision. In light of our review of the complete record, we find that this formulation is consistent with the ’202 patent, the prior art of record, and is supported by the testimony of Dr. Baker. See Baker I Decl. ¶¶ 28–32. Our Decision would not change, however, if we had applied Patent Owner’s proposed level of ordinary skill.” slip op. at 12

    • Expert testimonyPetitioner expert discountedDecided for patent owner

      “85:13–16. He admits that “Rauhala doesn’t teach the details of what’s in the detector.” Id. at 91:6–7. He points to no textbook or other independent evidence that would have led a person of ordinary skill to design such a detector. Our Trial Practice Guide cautions against crediting such unsupported testimony: The Board has broad discretion to assign weight to be accorded expert testimony. Yorkey v. Diab, 601 F.3d 1279, 1284 (Fed. Cir. 2010). However, the testimony must be based on sufficient facts and data. Fed. R. Evid. 702(b). “Expert testimony that does not disclose the underlying facts or data on which the opinion is based is entitled to little or no weight.” 37 C.F.R. § 42.65(a). Patent Trial and Appeal Board Consolidated Trial Practice Guide 35 (Nov. 2019).7 We therefore give Dr, Baker’s unsupported testimony on this issue little weight.” slip op. at 24

    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)No construction neededNot reached

      “We construe claim terms only as relevant to the parties’ contentions and only to the extent necessary to resolve the issues in dispute. See Vivid Techs., Inc. v. Am. Sci. & Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. 1999); Nidec Motor Corp. v. Zhongshan Broad Ocean Motor Co. Matal, 868 F.3d 1013, 1017 (Fed. Cir. 2017). Having considered the positions of the parties, we find that for the purpose of this decision, we do not need to construe these terms to resolve a dispute.” slip op. at 9

    • Novelty / Anticipation (§102) › Anticipation standard (single reference, every element)Not shown unpatentableNot shown unpatentable

      “requirement.” Pet. Reply 5. We do not agree with Petitioner. We find that the language of the claims supports Patent Owner’s argument that the desired signal and the interferer signal are received together. As discussed infra, claim limitations 7.7 and 7.8 recite determining a signal strength of the interferer signal and determining a signal strength of the desired signal. These determinations must be performed at the same time; otherwise, the determinations of signal strengths would not be of the same wireless signal. See Larson II Decl. ¶ 70; Baker II Decl. ¶¶ 48–49 (explaining that consideration of signal strengths detected at the same time would be “essential”). The specification of the ’202 patent further supports this finding: “When a receiver is actively receiving a desired signal, each block in the signal path has at its input the desired signal as well as noise and possibly interfering signals.” Ex. 1001, 5:22–24; see also Figs. 2A, 2B (showing interferer signals and desired signals together).” slip op. at 17

    Patent outcomesUS 10,524,202 not shown unpatentable
    Claim construction§ 102 anticipation§ 103 obviousnesscites Graham
    Patents in suitUS 10,524,202
  • PTAB · Oct 2, 2024 · IPR2024-00706 · APJ Sheila F Mcshane · IPR · Institution

    The Board denied institution on all challenged claims and grounds because Petitioner did not show a reasonable likelihood of prevailing on at least one claim.

    RulingsInstitution decision
    • Parallel petitionsDecided for petitioner

      “The Board has indicated that “one petition should be sufficient to challenge the claims of a patent in most situations.” Consolidated Trial Practice Guide 59 (Nov. 2019) (“CTPG”).6 But “the Board recognizes that there may be circumstances in which more than one petition may be necessary.” Id. Here, although there is overlap in the prior art asserted, there are clear differences in the limitations in the respective claim sets in each case, which requires different analysis. The issues related to a potentially different priority date for claims in the -715 case also support the need for two petitions. Additionally, under these circumstances, it is not apparent there has been a substantial benefit afforded to Petitioner by filing two petitions. Thus, we determine that Petitioner’s filing of two parallel petitions does not weigh in favor of exercising our discretion to deny institution in this particular case.” slip op. at 9

    • PTAB / AIA Trials › Institution threshold (reasonable likelihood / more likely than not)Institution denied meritsInstitution denied

      “partes review. See 35 U.S.C. § 314; 37 C.F.R. § 42.4(a). Under 35 U.S.C. § 314(a), we may not authorize an inter partes review unless the information in the petition and the preliminary response “shows that there is a reasonable likelihood that the petitioner would prevail with respect to at least 1 of the claims challenged in the petition.” For the reasons stated below, we determine that Petitioner has not established a reasonable likelihood that it would prevail with respect to at least one claim. We therefore do not institute inter partes review.” slip op. at 2

    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “Patent Owner does not challenge Petitioner’s definition of a person of ordinary skill in the art and its definition appears to be similar to that of Petitioner’s definition. Prelim. Resp. 10. For the purposes of this Decision, we adopt the assessment offered by Petitioner as it is consistent with the ’534 patent and the prior art before us. See Okajima v. Bourdeau, 261 F.3d 1350, 1355 (Fed. Cir. 2001).” slip op. at 10

    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)No construction neededOther

      “Petitioner argues that “[t]he invalidity issues raised in this Petition may be resolved without any formal claim construction.” Pet. 3. Patent Owner offers no claim construction. Prelim. Resp. 9–10. We determine that we need not expressly construe any claim terms to resolve the parties’ disputes on the current record. See Nidec Motor Corp. v. Zhongshan Broad Ocean Motor Co., 868 F.3d 1013, 1017 (Fed. Cir. 2017) (“[W]e need only construe terms ‘that are in controversy, and only to the extent necessary to resolve the controversy.’” (quoting Vivid Techs., Inc. v. Am. Sci. & Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. 1999))).” slip op. at 10

    Claim construction§ 102 anticipation§ 103 obviousnessDiscretionary denialcites Phillips · KSR · Graham
    Patents in suitUS 10,877,534
  • PTAB · Oct 2, 2024 · IPR2024-00704 · APJ Nathan A Engels · IPR · Institution

    The Board denied institution because neither Ground 1 nor Ground 2 showed a reasonable likelihood of proving any challenged claim unpatentable.

    RulingsInstitution decision
    • PTAB / AIA Trials › Institution threshold (reasonable likelihood / more likely than not)Institution denied meritsDenied

      “An inter partes review may not be instituted unless it is determined that “the information presented in the petition . . . shows that there is a reasonable likelihood that the petitioner would prevail with respect to at least 1 of the claims challenged in the petition.” 35 U.S.C. § 314 (2018). For the reasons below, we determine the information presented in the Petition does not show a reasonable likelihood that Petitioner will prevail in showing the unpatentability of at least one claim of the ’580 patent, and we do not institute inter partes review.” slip op. at 2

    • Obviousness (§103) › Graham factors (scope of art, differences, level of skill)Not shown unpatentableNot shown unpatentable

      “interpretations are appropriate. Controlling law requires construing claims in an inter partes review using the same claim construction standard that would be used to construe the claim in a civil action under 35 U.S.C. § 282(b), including construing the claim in accordance with the ordinary and customary meaning of such claim as understood by one of ordinary skill in the art and the prosecution history pertaining to the patent. 37 C.F.R. § 42.100(b) (2021). “In determining the meaning of [a] disputed claim limitation, we look principally to the intrinsic evidence of record, examining the claim language itself, the written description, and the prosecution history, if in evidence.” DePuy Spine, Inc. v. Medtronic Sofamor Danek, Inc., 469 F.3d 1005, 1014 (Fed. Cir. 2006) (citing Phillips v. AWH Corp., 415 F.3d 1303, 1312–17 (Fed. Cir. 2005) (en banc)). The Petition does not even purport to apply this controlling law with its Ground 1. In fact, Petitioner acknowledges that its Ground 1 does not apply a “proper” claim construction, describing Ground 1 in contrast to Ground 2 as follows: “Ground 1 is essentially based on what we read their infringement contentions to be, . . . Ground 2 [applies] what we view as the proper construction of the patent.” Ex. 1022, 7:17–8:16. Accordingly, based on this record, we determine Petitioner has not supported the claim interpretations on which its Ground 1 relies, and Petitioner therefore has not shown a reasonable likelihood that it would prevail in its challenge asserted as Ground 1.” slip op. at 8

    • Obviousness (§103) › Motivation to combine / reasonable expectation of successNot shown unpatentableNot shown unpatentable

      “But Petitioner states that in the combination presented in Ground 2, “a skilled artisan would have set the current limit threshold based on the current-handling capability of the VTM to protect the VTM from over-current.” Pet. 49–50. “In this circumstance, the PRM would never reach an over-current condition. Rather, the PRM would operate within its normal range.” Pet. 50 (citing Ex. 1003 ¶ 144) (emphasis added). But Petitioner’s description of the proposed combination—in which “the PRM would never reach an over-current condition”—cannot be reconciled with Petitioner’s showings for the “over-current” limitations, which require, e.g., “when the resonant converter generates the over-current” (limitation [1c]). For example, for limitation [1c], Petitioner states “when the VTM exceeds its normal operating current, the PRM (with a duty cycle current limiter as taught by Hwang) would reduce its duty cycle, which would reduce its output voltage and output current, and thus reduce the input voltage and current to the VTM.” Pet. 55–56 (citing Ex. 1003 ¶ 158). But Petitioner and its declarant both state that in the combination proposed in Ground 2, “the PRM would never reach an over-current conduction.” Pet. 50; Ex. 1003 ¶ 144; see Pet. 59 (addressing similar language in limitation [1c]), 61 (addressing limitation [13c]), 63 (addressing limitation [17d]). Petitioner does not explain how those positions can be reconciled, nor does Petitioner adequately explain, much less support, a claim interpretation that would be satisfied by a proposed combination in which the resonant converter never generates an over-current. Accordingly, we determine Petitioner has not shown a reasonable likelihood that it would prevail in the challenges presented as Petitioner’s Ground 2.” slip op. at 9

    • Skill levelSkill level petitioner adoptedOther

      “understanding of a person of ordinary skill in the art at the time of the invention. Graham, 383 U.S. at 13, 17. Petitioner contends a person of ordinary skill would have had “(1) at least a bachelor’s degree in electrical engineering or a related field, and (2) at least two years of industry experience in the field of power engineering.” Pet. 11 (citing Ex. 1003 ¶¶ 41–42). Patent Owner does not specifically address the level of ordinary skill. At this stage, Petitioner’s proposal appears consistent with the problems and solutions in the ’580 patent and prior art of record and is supported by expert testimony. We note, however, that the open-ended language “at least” expands the ranges of education and experience indefinitely with no upper bound. Upon this preliminary record and for the purposes of institution, we adopt Petitioner’s definition of the level of skill with the exception that we delete the words “at least.”” slip op. at 6

    § 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 8,711,580
  • PTAB · Oct 2, 2024 · IPR2024-00715 · APJ Sheila F Mcshane · IPR · Institution

    The Board denied institution because Vicor had not shown a reasonable likelihood of prevailing on any challenged claim over the asserted grounds.

    RulingsInstitution decision
    • Parallel petitionsDecided for petitioner

      “The Board has indicated that “one petition should be sufficient to challenge the claims of a patent in most situations.” Consolidated Trial Practice Guide 59 (Nov. 2019) (“CTPG”).7 But “the Board recognizes that there may be circumstances in which more than one petition may be necessary.” Id. Here, although there is overlap in the prior art asserted, there are clear differences in the limitations in the respective claim sets in each case, which requires different analysis. The issues related to a potentially different priority date for claims in this case also support the need for two petitions.8 Additionally, under these circumstances, it is not apparent there has been a substantial benefit afforded to Petitioner by filing two petitions. Thus, we determine that Petitioner’s filing of two parallel petitions does not weigh in favor of exercising our discretion to deny institution in this particular case.” slip op. at 9

    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “have had (1) at least a bachelor’s degree in electrical engineering or a related field, and (2) at least two years of industry experience in power engineering” as of the date of the invention and that “[a]dditional graduate education could substitute for professional experience, and vice versa.” Pet. 3–4 (citing Ex. 1003 ¶¶ 47–48). 7 Available at https://www.uspto.gov/TrialPracticeGuideConsolidated. 8 We address the merits of the priority issue below. Patent Owner does not challenge Petitioner’s definition of a person of ordinary skill in the art and its definition appears to be similar to that of Petitioner’s definition. Prelim. Resp. 9. For the purposes of this Decision, we adopt the assessment offered by Petitioner as it is consistent with the ’534 patent and the prior art before us. See Okajima v. Bourdeau, 261 F.3d 1350, 1355 (Fed. Cir. 2001).” slip op. at 9

    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)No construction neededOther

      “Petitioner argues that “[t]he invalidity issues raised in this Petition may be resolved without any formal claim construction.” Pet. 3. Patent Owner offers no claim construction. Prelim. Resp. 9. We determine that we need not expressly construe any claim terms to resolve the parties’ disputes on the current record. See Nidec Motor Corp. v. Zhongshan Broad Ocean Motor Co., 868 F.3d 1013, 1017 (Fed. Cir. 2017) (“[W]e need only construe terms ‘that are in controversy, and only to the extent necessary to resolve the controversy.’” (quoting Vivid Techs., Inc. v. Am. Sci. & Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. 1999))).” slip op. at 10

    • PTAB / AIA Trials › Institution threshold (reasonable likelihood / more likely than not)Institution denied meritsInstitution denied

      “partes review. See 35 U.S.C. § 314; 37 C.F.R. § 42.4(a). Under 35 U.S.C. § 314(a), we may not authorize an inter partes review unless the information in the petition and the preliminary response “shows that there is a reasonable likelihood that the petitioner would prevail with respect to at least 1 of the claims challenged in the petition.” For the reasons stated below, we determine that Petitioner has not established a reasonable likelihood that it would prevail with respect to at least one claim. We therefore do not institute inter partes review.” slip op. at 2

    Claim construction§ 102 anticipation§ 103 obviousnessDiscretionary denialcites Phillips · KSR · Graham
    Patents in suitUS 10,877,534
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