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  • PTAB · Jun 11, 2026 · IPR2025-00115 · APJ Annette R Reimers · IPR · Final written decision

    Claims 1–4, 10, 11, 14, 17, 21, 22, 24, 26, 28–30, 32, 33, and 35 are unpatentable; claim 15 is not shown unpatentable, based on the four asserted obviousness grounds.

    RulingsFinal written decision
    • ExcludeMotion to exclude, deniedDenied

      “IV. PATENT OWNER’S MOTION TO EXCLUDE Patent Owner seeks to exclude portions of Dr. Wieselthaler’s Declaration (Exhibit 1041), portions of Mr. Crosby’s Reply Declaration (Exhibit 1042), portions of the deposition transcript of Dr. Wieselthaler (Exhibit 2028), and the exhibits “upon which that testimony is based” (Exhibits 1015, 1038, 1044, 1046, 1049, and 1050). Mot. 1. According to Patent Owner, the Motion was made “to preserve objections previously made in the record.” Id. (citations omitted). Patent Owner did not timely move to strike any of the evidence at issue as being outside the scope of reply evidence. Patent Owner asserts that because an inter partes review must be based on prior art consisting of patents or printed publications (citing 35 U.S.C. § 311(b)), the testimony of Mr. Crosby and Dr. Wieselthaler concerning “various physical devices allegedly known” to a person of ordinary skill in the art is inadmissible, along with all of the exhibits (consisting of printed materials such a journal abstracts, press releases, and papers) related to those physical devices. Id. at 3–4; see also Mot. Reply 1–4 (arguing that “devices that Petitioner’s witnesses assert were in public use prior to the claimed inventions, are not prior art that can form the basis of an inter partes review”). According to Patent Owner, Dr. Wieselthaler was unable to “link two of these physical devices to the printed prior art asserted in this [inter partes review], but those attempts fell apart during his cross examination.” Id. at 4. Patent Owner further reasons that because the evidence “cannot be the basis” of an inter partes review, it “has probable,” “is irrelevant and not admissible,” “presents substantial danger of confusing the issues, causing undue delay, and wasting time in this trial,” and “are not ‘based on sufficient facts[,] the product of reliable principles and methods[, or] ‘a reliable application of the principles and methods to the facts of the case.’” Id. at 7 (citing Fed. R. Evid. 401–403, 702) (modification in original). With regard to Exhibits 1015, 1038, 1044, 1046, 1049, and 1050, Petitioner argues, and we agree, that Patent Owner identifies no plausible legal theory for their inadmissibility based on the contention that they discuss physical devices. See Mot. Resp. 3. We also agree with Petitioner that the exhibits are not “the basis for any ground” asserted in this proceeding, and may be properly relied upon by Dr. Wieselthaler and Mr. Crosby as support for their rebuttal testimony directed to Patent Owner’s arguments disputing Petitioner’s asserted motivation to combine the prior art relied upon in the instituted grounds. See id. at 3–4. In regard to the disputed testimony of Dr. Wieselthaler and” slip op. at 80

    • Skill levelSkill level board ownOther

      “B. Level of Ordinary Skill in the Art In determining the level of ordinary skill in the art, various factors” slip op. at 14

    • Expert testimonyPetitioner expert discountedDecided for patent owner

      “‘electronics for power and control’”). According to Mr. Crosby, a person of ordinary skill in the art “would have understood based on the disclosure of this setup that these speed and motor parameters were monitored by a sensor providing feedback to the controller.” Ex. 1003 ¶ 725. Mr. Crosby identifies no support for this opinion, which we give little weight to. The mere fact that Bourque’s pump used software to control speed and motor parameters does not show that Bourque used “one or more sensors” to provide feedback signals to the external control unit. Indeed, Petitioner fails to identify any evidence that Bourque used any “sensor” to monitor “speed and motor parameters.” Mr. Crosby also states that “[e]ach of the ‘ultrasonic flow probe’ and the ‘solid-state catheter-type pressure transducer’ described in [Bourque] is a ‘sensor’ as recited in Claim 33 that provides feedback signals to the external control unit (e.g., ‘electronics for power and control’ and ‘data acquisition’).” Id. ¶¶ 581, 726. Mr. Crosby’s opinion is again unsupported by the evidence, because, as explained above, there is no teaching in Bourque that either the “ultrasonic flow probe” or the “pressure transducers” used in the “in vitro characterization” studies were part of the heart assist pump device. Based on our review and consideration of Petitioner’s arguments and evidence directed to claim 11, we find that Petitioner has not shown by a preponderance of the evidence that the asserted combination of Bourque and Wampler teaches or suggests each of the limitations of dependent claim 11. We reach the same conclusion for the same reasons with regard to claim 33.” slip op. at 48

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

      “1. “magneto coupling” Claim 1 recites, in relevant part, a second magnetic device “positioned” slip op. at 25

    Patent outcomesUS 11,674,517 mixed
    Claim construction§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 11,674,517
  • PTAB · Jun 11, 2026 · IPR2025-00096 · APJ James A Tartal · IPR · Final written decision

    Claims 1–4, 6, 7, 10, 12, and 13 are unpatentable as obvious over Schima and Akamatsu; claim 5 was not shown unpatentable.

    RulingsFinal written decision
    • ExcludeMotion to exclude, deniedDenied

      “consequence in determining the action.” Fed. R. Evid. 401. Fed. R. Evid. 702 serves “a ‘gatekeeping role,’ the objective of which is to ensure that expert testimony admitted into evidence is both reliable and relevant.” Sundance, Inc. v. DeMonte Fabricating Ltd., 550 F.3d 1356, 1360 (Fed. Cir. 2008). There is no question that the disputed testimony of Dr. Wieselthaler and Mr. Crosby is relevant to the asserted motivation to combine and reliable, only whether it becomes “not relevant” or “unreliable,” in light of limited scope upon which grounds of unpatentability may be based under 35 U.S.C. § 311(b), because the testimony is based on, or supported by, knowledge of physical devices and publications discussing physical devices. Patent Owner directs us to no support for the notion that an expert’s testimony in an inter partes review must be limited to only the prior art relied upon as grounds for unpatentability and may not take into account any knowledge of, or publications concerning, other “physical devices” that would have been known to a person of ordinary skill at the relevant time. See generally Mot.25 In sum, we find that Patent Owner has 25 Patent Owner improperly asserts for the first time in its Reply in support of the Motion that “Petitioner in this case is improperly relying on non-prior art evidence.” Mot. Reply 3. This argument was not made in the Motion, and Patent Owner fails to identify what “non-prior art evidence” it seeks to exclude. We recognize that Petitioner appears to raise the argument that “non-prior art evidence” may be relied upon by an expert, but Petitioner also fails to identify what evidence it is referring to and that argument was not responsive to any issue Patent Owner raised in the Motion. See Mot. Resp. 5. To the extent the Parties intend “non-prior art evidence” to refer to the testimony of Dr. Wieselthaler and Mr. Crosby, we view the issue as pertaining to the weight afforded that testimony, in light of the supporting evidence relied upon, rather than one of admissibility. for the exclusion of evidence in this proceeding and deny the Motion.” slip op. at 83

    • Skill levelOther

      “B. Level of Ordinary Skill in the Art In determining the level of ordinary skill in the art, various factors” slip op. at 10

    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)Other

      “D. Claim Construction In this proceeding we construe claims using the same claim” slip op. at 20

    • Obviousness (§103) › Motivation to combine / reasonable expectation of successNot shown unpatentableMotivation not foundNot shown unpatentable

      “5. Rationale in Support of Asserted Combination Petitioner shows, and there is no dispute, that Bourque and Wampler” slip op. at 48

    Patent outcomesUS 11,351,356 mixed
    Claim construction§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 11,351,356
  • PTAB · Jun 11, 2026 · IPR2025-00116 · APJ John D Hamann · IPR · Final written decision

    The Board held claims 1–5, 7, 10, 16–24, 26, and 28 not unpatentable under any of the four § 103 grounds because the petition failed to prove required limitations.

    RulingsFinal written decision
    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “We find that the ’077 patent and the cited prior art references reflect the appropriate level of skill at the time of the claimed invention and that the level of skill reflected in these references and in the ’077 patent is consistent with the definition of one of ordinary skill in the art proposed by Petitioner, which we adopt. See Okajima v. Bourdeau, 261 F.3d 1350, 1355 (Fed. Cir. 2001). We further find that our determinations in this Decision would be the same if we were to instead adopt the level of skill proposed by Patent Owner.” slip op. at 11

    • 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 “axially adjacent” should be given its plain and ordinary meaning of “adjacent to one another as measured along a central axis.” PO Resp. 5–6; see also Ex. 2015 ¶¶ 73–79 (Mr. Leschinsky addressing the claim term “axially adjacent” and explaining that a person of ordinary skill would have understood it to mean that the “first magnetic device and the rotor are ‘adjacent’ to one another, i.e., disposed next to one another, as measured along the central axis about which the rotor spins”). Patent Owner’s construction also is supported by Petitioner’s expert, Mr. Crosby, who agrees that “adjacent to one another as measured along a central axis,” could be “one meaning,” along with “many other meanings.” Ex. 2014,8 19:13–20:11. In sum, consistent with our Institution Decision, we conclude that the plain and ordinary meaning of “axially adjacent” is “at a position adjacent to one another as measured along a central axis.” See Dec. on Inst. 12.” slip op. at 14

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

      “Second, for the reasons below, we determine that we do not need to construe any other claim terms to resolve the disputes between the parties. See, e.g., Nidec Motor Corp. v. Zhongshan Broad Ocean Motor Co., 868 F.3d 1013, 1017 (Fed. Cir. 2017) (quoting Vivid Techs., Inc. v. Am. Sci. & Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. 1999)) (“[W]e need only construe” slip op. at 14

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

      “We agree with Patent Owner. As we discuss above, we find “axially adjacent” to mean “adjacent to one another as measured along a central arguments that rest on Petitioner’s assertion that in the Parallel Litigation, Patent Owner “asserts that a magnetic element sealed within a rotor is . . . ‘axially adjacent.’” Id. at 20–21, n.6 (citing Ex. 1019, 5–7). In particular, we find unavailing Petitioner’s argument that Wampler teaches that magnetic pieces 88 (“a first magnetic device”) “are inserted [‘axially adjacent’] in…the impeller.” Id. at 20–21 (citing Ex. 1008 ¶ 80, Fig. 13; Ex. 1003 ¶ 174). We also find unavailing Petitioner’s reliance on Wampler’s Figure 13 and Mr. Crosby’s cited testimony that “the ‘impeller’ and ‘magnetic pieces’ are axially adjacent—situated next to each other on the same axis.” Id. at 21–22 (annotating Ex. 1008, Fig. 13; citing Ex. 1003 ¶¶ 174–176). Petitioner does not sufficiently explain this argument, but appears to conflate being adjacent along a central axis with about an axis. Id. We also find unavailing Petitioner’s argument that under Patent Owner’s construction, Wampler also teaches this limitation, because Patent Owner “concedes that ‘axially adjacent’ components ‘have positioning that is next to one another, perhaps touching or sharing a common side, when measured along the axis.’” Pet. Reply 14–15 (citing PO Resp. 14). Petitioner mischaracterizes Patent Owner’s arguments and ignores Patent Owner’s showing that “axially adjacent” components are “distinct from components that are aligned with one another such that they overlap or occupy the same portion of an axis upon which they are positioned.” PO Resp. 14 (citing Ex. 2015 ¶ 78). For the preceding reasons, Petitioner fails to show by a” slip op. at 24

    Patent outcomesUS 11,754,077 not shown unpatentable
    Claim construction§ 103 obviousnesscites Phillips · Graham
    Patents in suitUS 11,754,077
  • PTAB · Jun 8, 2026 · IPR2025-00112 · APJ James A Tartal · IPR · Final written decision

    Claims 1–3, 10, 11, 14, and 17 are unpatentable as obvious over Schima and Akamatsu; the other asserted grounds were not established.

    RulingsFinal written decision
    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “may be considered, including the “type of problems encountered in the art; prior art solutions to those problems; rapidity with which innovations are made; sophistication of the technology; and educational level of active workers in the field.” In re GPAC Inc., 57 F.3d 1573, 1579 (Fed. Cir. 1995). Petitioner contends a person of ordinary skill in the art at the time of the invention “would have at least a bachelor’s degree in engineering; knowledge and experience in human circulatory system anatomy and physiology; and at least five years’ experience designing and developing implantable medical devices.” Pet. 6 (citing Ex. 1003 ¶ 18).” slip op. at 10

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

      “sufficient basis for limiting the plain meaning of “magneto coupling.” That the ’357 patent describes embodiments using bar magnets does not serve to require the use of permanent magnets for the recited “magneto coupling.” See Sisvel Int’l S.A. v. Sierra Wireless, Inc., 81 F.4th 1231, 1236 (Fed. Cir. 2023) (quoting Phillips, 415 F.3d at 1323 (“[A]lthough the specification often describes very specific embodiments of the invention, we have repeatedly warned against confining the claims to those embodiments.”)). Moreover, the claim language here is not so limited. 11 Patent Owner notes that Petitioner’s grounds of unpatentability based on Wampler and Bourque depend on the disclosure only of electromagnetic drives in each reference, implying that “Petitioner does not believe its own proposed narrower construction.” PO Resp. 6; see also Pet. 8 (Petitioner alleging that in the Parallel Proceeding Patent Owner “conflates ‘magneto coupling’ . . . with a stator drive using a stationary electromagnet, instead of a rotating magnet, to rotate the rotor magnet,” and asserting that as the basis for Petitioner’s reliance on Wampler and Bourque as teaching a “magneto coupling” in this proceeding (citing Ex. 1019, 9–11; Ex. 1003 ¶¶ 84–87)). distinguished “magneto coupling” drives from drives using stators. Pet. 7–8 (citing Ex. 1011, 1 (explaining that the rotating field is generated by rotating magnets in a magnetic coupling pump and by electric stator windings in a stator pump)). Petitioner does not explain how this cited reference evidences that one of ordinary skill in the art would have understood “magneto coupling” requires rotating permanent magnets. At most, this reference teaches an example device that provides “magneto coupling.” See Ex. 1011, 1. In sum, we agree with Patent Owner that “magneto coupling,” consistent with our Institution Decision, encompasses generating a rotating field either by rotating magnets or by an electromagnet / stator. See Inst. Dec. 22” slip op. at 22

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

      “ignores the readily apparent fact that the lower arrow is placed in a location that misrepresents the minimum distance between the magnetically driven rotor and the second magnetic device to suggest that Wampler teaches “the second magnetic device positioned axially closer to the first magnetic device than to the magnetically driven rotor,” as required by claim 1. Petitioner purports to justify this misrepresentation by asserting that “the vast majority of the impeller 74 is spaced significantly farther apart from the stators 90 and 94 than the magnetic pieces 88 are positioned from the stators 90 and 94.” Id. at 33–34. Claim 1 does not recite any feature based on the “vast majority” of a component and it is readily apparent from Petitioner’s own annotated version of Figure 11a that the distance from both the “motor magnets [88]” and “impeller 74” to the “circular electromagnetic stator[s] [90 and 94]” is the same. We agree with Patent Owner that Petitioner has provided a “misleading Figure with two red arrows denoting measurement distances to illustrate its incorrect view that the second magnetic device is farther from the magnetically driven rotor than from the first magnetic device.” PO Resp. 13–15 (providing an annotated version of Wampler’s Figure 11a with an orange arrow showing that in Wampler the distances from the second magnetic device to both the rotor and the first magnetic device are the same). Accordingly, Petitioner fails to show that Wampler teaches “the second magnetic device positioned axially closer to the first magnetic device than to the magnetically driven rotor.”” slip op. at 29

    • Obviousness (§103) › Motivation to combine / reasonable expectation of successMotivation not foundNot shown unpatentableNot shown unpatentable

      “To orient the pump in the least obtrusive position (i.e., in the human configuration, as in Figure 3), it was decided that the rotational axis of the pump’s rotor should be perpendicular to the body’s long axis. That resulted in a sharp bend in the flow before it enters the impeller. To minimize the losses in this transition, the flow is slightly accelerated through this elbow. that this type of elbow [i.e., the elbow used with Bourque’s centrifugal pump] was unnecessary,” applying Wampler to Bourque would have improved “blood flow.” Pet. 73 (citing Ex. 1003 ¶¶ 418–419; Ex. 1007, 402; Ex. 1008 ¶¶ 75–76). As explained above, Wampler does not teach that “this type of elbow” was unnecessary. Bourque uses a centrifugal pump with an additional elbow specifically so that the centrifugal pump may be oriented “in the least obtrusive position.” Ex. 1007, 402. Moreover, there is no persuasive evidence to support Petitioner’s assertion that eliminating the elbow from Bourque would improve “blood flow.” Mr. Crosby’s declaration provides no additional explanation or support to show how “blood flow” would have been improved. See Ex. 1003 ¶ 419. Nor does Mr. Crosby address the fact that Bourque expressly states that “flow is slightly accelerated” through the elbow to “minimize losses in this transition.” Ex. 1007, 402. Eliminating the elbow from Bourque, as Petitioner and Mr. Crosby propose, would mean the pump could no longer be placed in “the least obtrusive position” according to Bourque and there is no persuasive evidence that such a modification would improve blood flow.” slip op. at 45

    Patent outcomesUS 11,351,357 unpatentable
    Claim construction§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 11,351,357
  • PTAB · Jun 4, 2026 · IPR2025-00113 · APJ James A Tartal · IPR · Final written decision

    Claims 1–5, 10, 11, 14, 16, and 17 are unpatentable under §103 over Schima and Akamatsu.

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

      “reasons discussed above. See supra Section III.D.3. Accordingly, because Petitioner’s contentions are premised on an unsupported claim construction that we reject, Petitioner fails to show how Wampler teaches or suggests “a magnetically driven rotor . . . axially adjacent to a first magnet device,” as required by claim 1, as well as by claims 2–5, 10, 11, 14, 16, and 17, which depend from claim 1. In its Reply, Petitioner suggests that “[u]nder [Patent Owner’s] construction from the [Patent Owner Response], Wampler also teaches or suggests this limitation,” because Patent Owner “concedes that ‘axially adjacent’ components ‘have positioning that is next to one another, perhaps touching or sharing a common side, when measured along the axis.’” Pet. Reply 11 (citing PO Resp. 17). Petitioner mischaracterizes Patent Owner’s arguments and ignores Patent Owner’s showing that “axially adjacent” components are “distinct from components that are aligned with one another such that they overlap or occupy the same portion of an axis” slip op. at 32

    • Obviousness (§103) › Analogous artAnalogous artDecided for petitioner

      “endeavor of the ’415 patent (i.e., “[a] method and device to assist the performance of a heart with at least one pump that is formed as a rotary pump and driven via magneto coupling”). See Ex. 1001, code (57); Ex. 1005 code (57); Ex. 1006, 1. Accordingly, we determine that Petitioner has sufficiently shown that Schima and Akamatsu are analogous art to the ’415 patent.” slip op. at 71

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

      “endeavor of the ’415 patent (i.e., “[a] method and device to assist the performance of a heart with at least one pump that is formed as a rotary pump and driven via magneto coupling”). See Ex. 1001, code (57); Ex. 1005 code (57); Ex. 1006, 1. Accordingly, we determine that Petitioner has sufficiently shown that Schima and Akamatsu are analogous art to the ’415 patent.” slip op. at 71

    • ExcludeMotion to exclude, deniedDenied

      “not identified a persuasive basis under any of the Federal Rules of Evidence for the exclusion of evidence in this proceeding and deny the Motion.” slip op. at 78

    Patent outcomesUS 11,376,415 unpatentable
    § 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 11,376,415
  • PTAB · Apr 28, 2026 · IPR2024-01494 · APJ Justin T Arbes · IPR · Final written decision

    The Board found claims 5, 6, and 9–20 not shown unpatentable over either Bowen and Soukup or Nagahama and Soukup under § 103.

    RulingsFinal written decision
    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “Petitioner argues that at the time of the ’909 patent (2004), a person of ordinary skill in the art would have had “a Ph.D. in electrical engineering, physics, materials science, or a related field, and at least one year of experience in the research, design, and/or development of magnetic/spintronic devices, or the equivalent,” or “a Master’s degree in electrical engineering, physics, materials science, or a related field, and four years of experience in the research, design, and/or development of magnetic/spintronic devices, or the equivalent,” where “[l]ess work experience may be compensated by a higher level of relevant education, and vice versa.” Pet. 18–19. In the Decision on Institution, we agreed with and applied Petitioner’s proposed definition. Dec. on Inst. 9. Patent Owner does not propose a different level of ordinary skill in the art in its Response. Both experts utilized Petitioner’s proposed definition. See Ex. 1024 ¶ 25; Ex. 2053 ¶¶ 29–30. Based on the full record developed during trial, including our review of the ’909 patent and the types of problems and solutions described in the ’909 patent and cited prior art, we maintain the previously adopted definition of the level of ordinary skill in the art and apply it for purposes of this Decision.” slip op. at 8

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

      “B. Claim Interpretation We interpret the claims of the challenged patent using the same claim construction standard that would be used to construe the [claims] in a civil action under 35 U.S.C. 282(b), including construing the [claims] in accordance with the ordinary and customary meaning of such [claims] 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). Petitioner argues that “the claim terms should be given their plain and ordinary meaning and no claim construction is necessary.” Pet. 15. We did not interpret any terms in the Decision on Institution. Dec. on Inst. 9–10. Patent Owner does not propose interpretations of any claim terms in its Response. We conclude, based on the full trial record, that no term requires express interpretation to determine whether Petitioner has met its burden to prove unpatentability of the challenged claims. See Nidec Motor Corp. v. Zhongshan Broad Ocean Motor Co., 868 F.3d 1013, 1017 (Fed. Cir. 2017) (“Because we need only construe terms ‘that are in controversy, and only to the extent necessary to resolve the controversy,’ we need not construe [a particular claim limitation] where the construction is not ‘material to the . . . dispute.’” (emphasis added) (citation omitted)).” slip op. at 8

    • Strike new argumentNew argument disregardedGranted in part

      “Pursuant to 37 C.F.R. § 42.23(b), “[a] reply may only respond to arguments raised in the corresponding . . . patent owner response.” “‘Respond,’ in the context of 37 C.F.R. § 42.23(b), does not mean proceed in a new direction with a new approach as compared to the positions taken in a prior filing.” Patent Trial and Appeal Board Trial Practice Guide § II.I, available at https://www.uspto.gov/patents/ptab/trial-practice-guide (last updated Dec. 12, 2025). “While replies . . . can help crystalize issues for decision, a reply . . . that raises a new issue or belatedly presents evidence may not be considered.” Id. An indication that a new issue is improperly raised in a reply is where a petitioner submits “new evidence necessary to make out a prima facie case” of unpatentability, such as a “newly raised rationale to combine the prior art references that was not expressed in the petition.” Id. That is the case here. Petitioner’s rationale in the Petition for why a person of ordinary skill in the art would have been motivated to lower Bowen’s 0.9 eV barrier height to 0.33 eV based on Soukup was that such an artisan would have expected lowering the barrier height to increase TMR. See Pet. 34–36. Faced with Dr. Bokor’s testimony on cross-examination, Petitioner presents a new theory in its Reply that a person of ordinary skill in the art would not have known what impact lowering the barrier height would have (increase TMR, decrease it, or have no impact at all), but would have expected it to change in some “uncertain” way, which is a “legally sufficient motivation” in Petitioner’s view. See Reply 6–10, 13–16, 23–25. In other words, “[r]ather than explaining how its original” position that lowering barrier height would increase TMR “was correct,” Petitioner articulated “an entirely new theory . . . absent from the [P]etition” after Patent Owner cross-examined Dr. Bokor and “pointed out the flaws of [Petitioner’s] position” in its Response. See Wasica Finance GmbH v. Continental Auto. Sys., Inc., 853 F.3d 1272, 1286 (Fed. Cir. 2017). “Shifting arguments in this fashion is foreclosed by statute, [Federal Circuit] precedent, and Board guidelines.” Id.” slip op. at 20

    • Expert testimonyPetitioner expert discountedPatent owner expert creditedDecided for patent owner

      “Ultimately, the cross-examination testimony above is inconsistent with Dr. Bokor’s opinions in his declaration that, for example, “[i]t was understood to one of skill that lowering the barrier height to increase tunneling would have increased the TMR,” and “[o]ne of skill would have been motivated to adjust oxygen vacancy defects to improve TMR by lowering the barrier height.” See Ex. 1024 ¶¶ 176, 277 (emphasis added); see also id. ¶ 172 (“[O]ne of skill in the art would have been motivated to use [Soukup’s 0.33 eV] or similar height in an MgO MTJ to improve tunneling and hence TMR in Bowen.”). Accordingly, we do not find Dr. Bokor’s declaration testimony regarding a motivation to lower Bowen’s barrier height credible. It is Petitioner’s burden to provide a reasoned, evidence-supported explanation for why a person of ordinary skill in the art would have been motivated to lower Bowen’s 0.9 eV barrier height to 0.33 eV as disclosed in Soukup. See NuVasive, 842 F.3d at 1383; Magnum Oil, 829 F.3d at 1380; TriVascular, 812 F.3d at 1066. Petitioner’s reasoning in the Petition that lowering the barrier height (by introducing oxygen defects) would increase TMR is unsupported by evidence.” slip op. at 31

    Patent outcomesUS 11,968,909 not shown unpatentable
    Claim construction§ 103 obviousnesscites KSR · Graham
    Patents in suitUS 11,968,909
  • PTAB · Feb 18, 2026 · IPR2024-00124 · APJ John D Hamann · IPR · Final written decision

    Claims 1–4, 6, 7, 10–14, and 16 are unpatentable as obvious over the Neufeld grounds; the Board found the IPMI and Lawrence grounds insufficient.

    RulingsFinal written decision
    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “time it was made, we consider the level of ordinary skill in the pertinent art at the time of the invention. Graham v. John Deere Co., 383 U.S. 1, 17 (1966). In assessing the level of ordinary skill in the art, various factors may be considered, including the “type of problems encountered in the art; prior art solutions to those problems; rapidity with which innovations are made; sophistication of the technology; and educational level of active workers in the field.” In re GPAC, Inc., 57 F.3d 1573, 1579 (Fed. Cir. 1995) (citing Custom Accessories, Inc. v. Jeffrey-Allan Indus., Inc., 807 F.2d 955, 962–63 (Fed. Cir. 1986)). “[O]ne or more factors may predominate.” Id. In our Decision on Institution, we adopted the definition Petitioner proposes for one having ordinary skill in the art at the time of the invention of the ’140 patent. Dec. on Inst. 7–8. Namely, we found that one of ordinary skill in the art “would have had a Bachelors’ degree in electrical or computer engineering or a comparable field of study, plus approximately two to three years of professional experience in the field of computer and/or” slip op. at 7

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

      “same claim construction standard that would be used in a civil action under 35 U.S.C. § 282(b), following the standard articulated in Phillips v. AWH Corp., 415 F.3d 1303 (Fed. Cir. 2005) (en banc). 37 C.F.R. § 42.100(b); 83 Fed. Reg. 51,340, 51,340–41, 51,343 (Oct. 11, 2018). In applying such standard, claim terms generally are given their ordinary and customary meaning, as would be understood by a person of ordinary skill in the art, at the time of the invention and in the context of the entire patent disclosure. Phillips, 415 F.3d at 1312–13. “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). in claim 1 means “said managed network device.” Pet. 9. Patent Owner does not dispute this construction. We adopt Petitioner’s proposed construction for this term as it appears to be consistent with the Specification’s use of “element” as referring to networked devices, and with the overall claim. See generally Ex. 1002.” slip op. at 8

    • Claim Construction › Functional claiming / §112(f) means-plus-function › Whether §112(f) applies (Williamson, nonce words)Term construed petitioner construction§112(f) appliesDecided for petitioner

      “First, Petitioner argues that “an out of band access connection means” is a means-plus-function term with the recited function being “connecting said one or more network services or remote users with said secure management access controller for management of said network device.” Id. at 10. Petitioner argues that the function’s corresponding structure is “one or more of the following networks: a Public Switched Telephone Network (PSTN) (2:45–57, 3:2–4, 12:37-61), an Integrated Services Digital Network (ISDN) (2:45–57), a cellular network (6:14–21, 7:60–62, 12:37–61), an Ethernet network (12:37–61), a wireless network, and/or a Digital Subscriber Line (DSL) (12:37–61, 15:55–60), where the one or more networks use one or more of the following protocols: [Simple Network Management Protocol (“SNMP”)], TFTP, FTP, DNS, SysLog, Telnet, SSH, HTTP, HTTPs, point to point IP, and/or XML (8:30–38).” Id. Second, Petitioner argues that “virtual management interface connection means” is a means-plus-function term with the following recited with said secure management access controller’; (ii) ‘provides logical separation of management data from user data,’ and (iii) ‘utilizes user interfaces of said managed network element for connecting said one or more network services or remote users with said secure management access controller.’” Id. at 10–11. Petitioner argues that the functions’ corresponding structure is a VPN. Id. at 11 (citing Ex. 1002, 6:22–44, 6:63– 7:5, 12:5–21).” slip op. at 9

    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)No construction neededDecided for patent owner

      “Lastly, we determine that we do not need to construe any other terms to resolve the disputes between the parties. See, e.g., Nidec Motor Corp. v. Zhongshan Broad Ocean Motor Co., 868 F.3d 1013, 1017 (Fed. Cir. 2017) (quoting Vivid Techs., Inc. v. Am. Sci. & Eng’g, Inc., 200 F.3d 795, 803 and only to the extent necessary to resolve the controversy.’”).” slip op. at 11

    Patent outcomesUS 7,325,140 unpatentable
    Claim construction§ 103 obviousnesscites Phillips · Graham
    Patents in suitUS 7,325,140
  • PTAB · Feb 18, 2026 · IPR2024-00109 · APJ John D Hamann · IPR · Final written decision

    Claims 1–3, 6–9, 12, and 14–17 are unpatentable as obvious over grounds involving Neufeld; the Board found the grounds involving IPMI and Huckins insufficient.

    RulingsFinal written decision
    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “In our Decision on Institution, we adopted the definition Petitioner proposes for one having ordinary skill in the art at the time of the invention of the ’016 patent. Dec. on Inst. 8–9. Namely, we found that one of ordinary skill in the art “would have had a Bachelors’ degree in electrical or computer engineering or a comparable field of study, plus approximately two to three years of professional experience in the field of computer and/or network design and security or other relevant industry experience,” and that “[a]dditional graduate education could substitute for professional experience, and significant experience in the field could substitute for formal education.” Id. (citing Pet. 6 (citing Ex. 1003 ¶ 56)). Patent Owner does not address Petitioner’s definition, nor provide its own. See generally PO Resp. Because Petitioner’s definition of the level of skill in the art is consistent with the ’016 patent and the asserted prior art, we maintain it for purposes of this Final Written Decision. See Okajima v. Bourdeau, 261 F.3d 1350, 1355 (Fed. Cir. 2001); In re GPAC, 57 F.3d at 1579; In re Oelrich, 579 F.2d 86, 91 (CCPA 1978).” slip op. at 9

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

      “We determine that we do not need to construe any term to resolve the disputes between the parties. See, e.g., Nidec Motor Corp. v. Zhongshan Broad Ocean Motor Co., 868 F.3d 1013, 1017 (Fed. Cir. 2017) (quoting Vivid Techs., Inc. v. Am. Sci. & Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. the extent necessary to resolve the controversy.’”).” slip op. at 10

    • Expert testimonyPatent owner expert discountedDecided for patent owner

      “In addition, we find not credible Dr. Mishra’s deposition testimony that Neufeld teaches only out-of-band communication, and it is not possible for a remote management command to come to remote management controller 116 via network N and through NIC 110. See Ex. 1043,22 43:5– 44:6, 49:9–50:7; PO Sur-reply 4–5. This testimony is inconsistent with Neufeld’s express teachings, which we discuss above. Compare Ex. 1043, 43:5–44:6, 49:9–50:7, with Ex. 1005 ¶¶ 11–12, 15, 34–35, 43, Figs. 1–2.” slip op. at 18

    • Obviousness (§103) › Motivation to combine / reasonable expectation of successMotivation not foundReasonable expectation not foundNot shown unpatentable

      “[O]bviousness concerns whether a skilled artisan not only could have made but would have been motivated to make the combinations or modifications of prior art to arrive at the claimed invention.” See Belden Inc. v. Berk-Tek LLC, 805 F.3d 1064, 1073 (Fed. Cir. 2015); Polaris Indus., Inc. v. Arctic Cat, Inc., 882 F.3d 1056, 1068−69 (Fed. Cir. 2018) (finding that “the Board focused on what a skilled artisan would have been able to do, rather than what a skilled artisan would have been motivated to do at the time of the invention”). Petitioner’s arguments focus on that the modified version of IPMI could have been made, rather than that one of ordinary skill would have been motivated to combine the teachings to make the proffered combination. For example, Petitioner argues that the modified IPMI version is “one way to implement a side-band connection.” Pet. 62. This argues that the modified IPMI version could have been made. Petitioner also argues that one of ordinary skill in the art would have been motivated to make the combined modifications because “IPMI’s LAN Controller already has the necessary logic and hardware to send packets to [the] managed server via the PCI bus as shown in unmodified version of Fig. 12-1.” Pet. Reply 23; see also id. at 24 (arguing that “implementing the I2C sideband interface taught by IPMI using a PCI-I2C controller/bridge is a simple and logical solution on the PCI bus”). We agree with Patent Owner that Petitioner does not explain why this would be a motivation to add Huckins’s “PCI-I2C Bus Controller/Bridge” to IPMI’s teachings. E.g., PO Resp. 60; PO Sur-reply 20. And, we find persuasive Dr. Mishra’s testimony that “[r]equiring a LAN controller to offload management data onto the PCI bus only to route it back internally via the I/O Controller Hub introduces unnecessary design complexity, reduces system performance, and consumes additional bandwidth and power, all without technical justification.” Ex. 2007 ¶ 148; see also id. ¶¶ 145–146 (testifying to the modified combination’s operation). We also find unavailing Petitioner’s argument that Patent Owner’s criticisms of the modified version of Figure 12-1 “do not defeat the Petition’s showing of obviousness because ‘[i]t’s not necessary to show that a combination is the best option, only that it be a suitable option.’” Pet. Reply 26 (citing Intel Corp. v. PACT XPP Schweiz AG, 61 F.4th 1373, 1380 (Fed. Cir. 2023) (citing Intel Corp. v. Qualcomm Inc., 21 F.4th 784, 799– 800 (Fed. Cir. 2021)). But Petitioner does not address why the modified version of IPMI is suitable. Nor does Petitioner persuasively counter Dr. Mishra’s testimony as to why one of skill in the art would not have made the proposed combination. See Pet. Reply 24–26; Ex. 2007 ¶¶ 145–148. In addition, in our view, Petitioner’s modification of IPMI to add Huckins’s “PCI-I2C Bus Controller/Bridge” is driven by impermissible hindsight and the desire to locate a distinct, second bus (the PCI bus) as required by the claims. Petitioner’s arguments to this end rely impermissibly on the ’016 patent itself as a roadmap. See Grain Processing Corp. v. Am.-Maize Prods. Co., 840 F.2d 902, 907 (Fed. Cir. 1988) (quoting Orthopedic Equip. Co. v. United States, 702 F.2d 1005, 1012 (Fed. Cir. patent in suit as a guide through the maze of prior art references, combining the right references in the right way so as to achieve the result of the claims in suit.”’)); Metalcraft of Mayville, Inc. v. The Toro Co., 848 F.3d 1358, 1367 (Fed. Cir. 2017) (“[W]e cannot allow hindsight bias to be the thread that stitches together prior art patches into something that is the claimed invention.”). slip op. at 37

    Patent outcomesUS 8,474,016 unpatentable
    Claim construction§ 103 obviousnesscites Phillips · Graham
    Patents in suitUS 8,474,016
  • PTAB · Feb 11, 2026 · IPR2024-01221 · APJ Iftikhar Ahmed · IPR · Final written decision

    Petitioner failed to prove claims 1, 2, 4, 5, 7, 8, 12, 13, 17, 19–21, 23, 24, 26, 27, 29, 30, 34, 39–41, and 43 unpatentable because the cited grounds did not establish the required …

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

      “image capture device” refers to an imaging-based barcode reader and not a laser-based barcode scanner because we are persuaded that claim language and Specification support that interpretation and also because Patent Owner persuasively shows that a person of ordinary skill in the art would have understood the term as such. Claim 1 recites an “image capture device configured to capture an image.” Ex. 1001, 16:24–25. The plain meaning of the claim term requires that the image be captured, not just scanned. The claim further requires “generating an output based on the information embedded in the image,” requiring that information is retrieved from the captured image. Id. at 16:32–33. A device that does not capture an image is not an “image capture device” under the plain language of the claim. A laser-based barcode scanner employs light reflected from a laser beam to “generate an electrical signal that corresponds to the bars and spaces in the barcode being scanned.” See Ex. 2029 ¶¶ 42–43 (explaining in detail how laser-based barcode self-emitting a laser light across a code to be scanned, with a sensor tuned to capture the reflected light from the laser.”). It simply does not capture an image. slip op. at 14

    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “Based on our review of the complete record, we determine that Petitioner’s stated level of ordinary skill in the art is reasonable because it is consistent with the evidence of record, including the asserted prior art. The field of the ’167 patent “relates generally to secure transactions, and more specifically, to methods and devices for providing secure identification, verification, and authorization using a portable secure device.” Ex. 1001, 1:8–11. The ’167 patent seeks “to provide methods and devices that are capable of providing secure transactions in a more efficient manner.” Id. at 3:11–13. Accordingly, we adopt Petitioner’s definition. We note, however, that our patentability analysis would be the same under Patent Owner’s definition.” slip op. at 11

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

      “We agree with Patent Owner that Wang fails to disclose limitation 1[a]. Wang discloses a portable electronic authorization device (PEAD) that can be used as a self-checkout terminal. Ex. 1004 ¶ 115. In this context, Wang discloses By entering the UPC code or barcode using keypad on the PEAD or scanning in the UPC code or barcode using the input device built into the PEAD such as a barcode scanner or OCR reader, the PEAD can generate the receipt with the list of item prices through the wireless network and Internet by querying the item price using the barcode as the index for price lookup table which is Stored in a Server System. Id. (emphasis added). As discussed above (Section III.C.1), we are persuaded by Patent Owner’s arguments that the claimed “image capture device” refers to an imaging-based device and not a laser-based barcode scanner. Petitioner does not contend that Wang’s disclosure of the barcode scanner necessarily refers to an imaging-based device, but argues that Wang’s disclosure is sufficient because “both imaging-based barcode scanners and laser-based barcode scanners constitute image capture devices.” Reply 11. In light of our claim construction above, we disagree.” slip op. at 27

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

      “Petitioner contends that claims 1, 4, 5, 7, 12, 17, 23, 26, 27, 29, 34, and 43 are unpatentable as obvious over the combination of Wang and Drummond. Pet. 30–43. 1. Drummond Drummond is a patent titled “Automated Banking Machine System and Method,” and “relates to an automated banking machine apparatus and system that are capable of use in a wide area network, and which provides a user with a remote electronic receipt or other record related to a transaction performed at the machine.” Ex. 1008, code (54), ¶ 2. Drummond discloses that its automated banking machine, may “initiate the sending of a non-paper transaction receipt to the customer,” “[t]he receipt may be sent using a wide area network, such as the Internet,” and “[t]he receipt may be an electronic receipt, for example a receipt in the form of an e-mail message.” Id. ¶ 247. 2. Claims 1, 4, 5, 7, 12, 17, 23, 26, 27, 29, 34, and 43 For this obviousness ground, Petitioner relies on the same arguments and evidence as its Ground 1a (anticipation by Wang), discussed above, for the majority of claim limitations. See Pet. 33–43. Importantly, Petitioner relies solely on Wang as teaching independent claim limitations [1a], [23a], and [43b] relating to an image capture device and embedded information. Pet. 36, 41, 43. Accordingly, for the reasons discussed above with respect to Ground 1a, Petitioner has not established by a preponderance of the evidence, that the subject matter of claims 1, 4, 5, 7, 12, 17, 23, 26, 27, 29, 34, and 43 would have been obvious to one of ordinary skill in the art over the combination of Wang and Drummond.” slip op. at 31

    Patent outcomesUS 7,314,167 not shown unpatentable
    Claim construction§ 102 anticipation§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 7,314,167
  • PTAB · Dec 23, 2025 · IPR2024-01030 · APJ Richard H Marschall · IPR · Final written decision

    Claims 1–20, 22–31, and 33–37 are unpatentable; claims 21 and 32 were not shown unpatentable, principally because the proposed combinations failed to establish motivation to combine or the required airtight seal.

    RulingsFinal written decision
    • Skill levelSkill level patent owner adoptedDecided for patent owner

      “We find that the proposals from the parties substantially overlap, such that it remains unclear whether any substantive difference exists. Notably, neither party argues that the minor differences in the proposals lead to a different outcome on any issues in this proceeding. Based on our review of the proposals, we apply Patent Owner’s proposal because it is consistent with the problems and solutions disclosed in the ’483 patent and prior art of record. See, e.g., GPAC, 57 F.3d at 1579 (approving the determination of the level of ordinary skill in the art by appeal to the references of record). The outcome of the issues addressed in this Decision would not change if we applied Petitioner’s proposal.” slip op. at 9

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

      “hermetically sealed” module does not encompass waterproof modules that are not airtight. First, as Petitioner admits, as a general matter, “[s]omething that is hermetically sealed is sealed so as to be airtight.” Pet. 28 (citing Ex. 1002 ¶ 103; Ex. 1010, 269); PO Sur-reply 16. Petitioner later tries to argue that the specification puts a different spin on this meaning, but still acknowledges that “[o]utside the context of the ’483 patent, a hermetic seal is sometimes equated with an airtight seal.” See Pet. Post-hearing 2–3 (citing Ex. 1002 ¶ 103; Ex. 1010, 269). Based on our review of the record, the “ordinary meaning” of “hermetically sealed” means “airtight,” and, as noted above, “airtight” is not the same thing as “waterproof.” Second, the claims support Patent Owner’s position by including dependent claims that separately claim a “hermetically sealed” module (claims 13 and 32) and a “waterproof” module (claims 15 and 34), strongly suggesting that the terms have a different scope to avoid rendering some claims redundant. See Ex. 1001, 11: 65–66, 12:3–4, 12:52–53, 12:55–56. Petitioner argues in its Post-hearing brief that claims requiring waterproof modules are “a narrower species” of hermetic seal, but fails to explain how hermetic, airtight, and waterproof seals would not fall within the scope of both claims using its approach. Pet. Post-hearing Reply 2. Petitioner’s earlier argument in its Reply also seems to cut against this position by asserting that the specification “treats hermitically sealing as conventional and equivalent to waterproofing,” with different dependent claims directed to two allegedly “equivalent” terms making little sense. Pet. Reply 14 (emphasis added). The most natural reading of the claim language suggests that “hermetically sealed” means airtight, and does not encompass modules that are waterproof but not airtight. Third, while the specification does not define “hermetically sealed” and uses “waterproof” and “hermetically sealed” in similar contexts, it does not suggest that “hermetically sealed” does not require an airtight seal consistent with its ordinary meaning. See Pet. Reply 14–15 (citing Ex. 1001, 6:47–53, 9:15–18, 10:47–50). Instead, the specification states that hermetic seals prevent water from contacting electronics, which remains consistent with Patent Owner’s position because airtight hermetic seals are also waterproof. See Ex. 1001, 6:47–53, 9:15–18. The specification also states that “[t]he module preferably houses any of the aforementioned electrical components in a substantially water-proof and wear resistant/moisture resistant environment and is preferably hermetically sealed.” Id. at 10:47–50 (emphasis added). This passage supports Patent Owner’s position by suggesting that the preferable “hermetically sealed” module goes beyond mere water resistance. See PO Sur-reply 16–17. slip op. at 16

    • Novelty / Anticipation (§102) › Anticipation standard (single reference, every element)UnpatentableUnpatentable

      “2. Petitioner’s Anticipation Arguments and Evidence Petitioner argues that Howell-596 discloses every limitation of claims 1, 9, 10, 14, 15, and 18, and points to specific portions of Howell-596 and expert testimony to support its arguments. See Pet. 10–20 (citing Ex. 1002; Ex. 1003). We have reviewed the evidence and arguments of record and find that Petitioner has shown, by a preponderance of the evidence, that the limitations in claims 1, 9, 10, 14, 15, and 18 are disclosed by Howell-596 for the reasons set forth in the Petition, which we adopt as our own. See id.11 Accordingly, we find that Petitioner has established, by a preponderance of the evidence, that Howell-596 anticipates claims 1, 9, 10, 14, 15, and 18.” slip op. at 12

    • Obviousness (§103) › Motivation to combine / reasonable expectation of successMotivation not foundNot shown unpatentableNot shown unpatentable

      “Based on these undisputed points and the parties’ arguments, we agree with Patent Owner that Petitioner fails to establish that a POSITA would have been motivated to locate Howell-596’s module housing 1700, which contains its UV detection system 1500, behind a user’s ear. Petitioner never squarely addresses the fact that placing Howell-596’s UV detection system behind a user’s ear would negatively impact its performance. Pet. 31–33; Pet. Reply 17–22. As a result, even if we accept Petitioner’s arguments and evidence as to the various advantages when placing electronics behind a user’s ear, it fails to establish a motivation to combine that requires placing Howell-596’s module housing 1700, and therefore its UV detection system, behind a user’s ear. Petitioner never acknowledges the readily apparent disadvantages of placing a UV detection system behind the ear, where it may not work at all. See Pet. 31–33. Nor does Petitioner argue that, in its combination, adjustments would be made to ensure accurate operation of Howell-596’s UV detection system. See id. Similarly, Petitioner notes that both Howell-596 and Howell-833 disclose UV sensors behind the ear of a user, but those teachings do not establish that placing Howell-596’s module behind the ear would ensure proper operation of its UV detection system housed within that module. See Pet. Reply 17–22. Instead, even though Howell-596 discloses a sensor behind the ear of a user, it maintains the UV detection system in a module toward the front of the temple, away from the ear. See id. at 18–19; PO Surreply 21–22; Ex. 1003 ¶ 205 (describing UV detection system 2102), Fig. 21 (showing UV detection system 2102 toward the front of the temple). Moreover, Petitioner’s reliance on the sensor placed behind the ear of the user in Howell-596 lacks weight because that sensor merely indicates that the device “is being worn by a user,” which serves a very different purpose than Howell-596’s UV detection system, which seeks to monitor a user’s exposure to UV radiation, a central purpose of Howell-596’s eyewear. See Ex. 1003 ¶ 205, code (57). Howell-833 also employs a UV sensor behind the ear, but Petitioner does not establish that it operates any differently than the “being worn” sensor in Howell-596, and therefore does not establish that Howell-596’s UV detection system would still work for its intended purposes in Petitioner’s proposed combination. See Pet. Reply 19–20.” slip op. at 29

    Patent outcomesUS 8,708,483 mixed
    Claim construction§ 102 anticipation§ 103 obviousnesscites Phillips · KSR
    Patents in suitUS 8,708,483
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