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  • PTAB · Oct 26, 2023 · IPR2023-00883 · APJ Daniel J Galligan · IPR · Institution

    The Board instituted IPR on the challenges to claims 1–20 and joined Micron as a petitioner in IPR2022-01427, with its role limited as stated in its motion.

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

      “The standard for instituting an inter partes review is set forth in 35 U.S.C. § 314(a), which provides that an inter partes review may not be instituted unless the information presented in the Petition and the Preliminary Response shows “there is a reasonable likelihood that the petitioner would prevail with respect to at least 1 of the claims challenged in the petition.”” slip op. at 3

    • PTAB / AIA Trials › Joinder §315(c) / SAS all-or-nothingJoinder, grantedGranted

      “As discussed above, Petitioner’s Motion is unopposed by Samsung and Patent Owner. Petitioner argues that, if joinder is granted, it will take an “understudy” role and would only assume a primary role if Samsung ceases participation in the proceeding. Motion 6–9. In the “understudy” role, Petitioner represents, among other things, that it “will not be making any substantive filings,” that it “agrees to be bound by all filings by Samsung . . . except for filings regarding termination and settlement,” and that it “will not cross-examine or defend any witness at deposition.” Motion 7–8. We have reviewed the Motion, and we determine that it is appropriate under these circumstances to join Petitioner as a party to the 1427 IPR.” slip op. at 4

    None
    Patents in suitUS 9,318,160
  • PTAB · Oct 26, 2023 · IPR2023-00882 · APJ Daniel J Galligan · IPR · Institution

    The Board instituted IPR on all petition challenges and joined Micron as a petitioner in IPR2022-01428, subject to its stated understudy role.

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

      “35 U.S.C. § 314(a), which provides that an inter partes review may not be instituted unless the information presented in the Petition and the Preliminary Response shows “there is a reasonable likelihood that the petitioner would prevail with respect to at least 1 of the claims challenged in the petition.”” slip op. at 3

    • PTAB / AIA Trials › Joinder §315(c) / SAS all-or-nothingJoinder, grantedGranted

      “1 Although Petitioner requests that we “join this IPR with the [1428] IPR” (Motion 2), the joinder statute does not permit this. See Facebook, Inc. v. Windy City Innovations, LLC, 973 F.3d 1321, 1335 (Fed. Cir. 2020) (“[W]e hold that the clear and unambiguous meaning of § 315(c) does not authorize joinder of two proceedings . . . .”). Thus, we treat Petitioner’s Motion for Joinder as a request to be joined as a petitioner to the 1428 IPR, and, for the reasons discussed herein, we grant that request.” slip op. at 2

    None
    Patents in suitUS 8,787,060
  • PTAB · Aug 2, 2023 · IPR2023-00455 · APJ Daniel J Galligan · IPR · Institution

    The Board instituted inter partes review of claims 1–29 on all asserted grounds, finding a reasonable likelihood of success on the Perego and JESD79-2 obviousness ground.

    RulingsInstitution decision
    • PTAB / AIA Trials › Discretionary denial › Fintiv (parallel litigation)Denied

      “institution under 35 U.S.C. § 314(a) because the factors identified in Apple, Inc. v. Fintiv, Inc., IPR2020-00019, Paper 11 (PTAB Mar. 20, 2020) (precedential) (“Fintiv”), weigh in favor of denying institution in view of the district court litigation. Prelim. Resp. 53–56. A Memorandum from Director Vidal titled Interim Procedure for Discretionary Denials in AIA Post-Grant Proceedings with Parallel District Court Litigation (USPTO June 21, 2022) (“Interim Procedure”)6 provides that “the PTAB will not deny institution of an IPR or PGR under Fintiv . . . where a petitioner stipulates not to pursue in a parallel district court proceeding the same grounds as in the petition or any grounds that could have reasonably been raised in the petition.” Interim Procedure 9. Petitioner has submitted such a stipulation for all claims in this proceeding, which are all of the claims of the ’215 patent. Ex. 1093; Paper 8 at 1; Paper 9 at 1. Thus, we do not exercise discretion to deny institution under 35 U.S.C. § 314(a).” slip op. at 5

    • PTAB / AIA Trials › Discretionary denial › §325(d) same art / argumentsDenied

      “In evaluating arguments under Section 325(d), we use a two-part framework, determining, first, “whether the same or substantially the same art previously was presented to the Office or whether the same or substantially the same arguments previously were presented to the Office.” Advanced Bionics, LLC v. MED-EL Elektromedizinische Geräte GmbH, IPR2019-01469, Paper 6 at 8 (PTAB Feb. 13, 2020) (precedential). If either condition of the first part of the framework is satisfied, we then determine “whether the petitioner has demonstrated that the Office erred in a manner material to the patentability of challenged claims.” Id.” slip op. at 6

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

      “On this record, we are sufficiently persuaded by Petitioner’s argument that a person of ordinary skill in the art would have combined the teachings of Perego and JESD79-2. As Petitioner correctly points out (Pet. 32), Perego discloses using DDR2 memory devices. Ex. 1071, 10:56–59 (“Other memory devices may be implemented on module 400, for example, Double Data Rate 2 (DDR2) DRAM devices and Synchronous DRAM (SDRAM) devices.”). On this record, we find this teaching to use DDR2 sufficiently supports Petitioner’s rationale to combine Perego with JESD79-2, which is the JEDEC DDR2 SDRAM Specification. Ex. 1064, 1 (cover page); see also Prelim. Resp. 44 (parenthetical noting that “JESD79-2 is a specification for individual DDR2 SDRAMs”). As to Patent Owner’s argument that Rambus memories lack a chip select network (Prelim. Resp. 25–26), the reference on which Patent Owner relies discloses that chip select information is still used in the particular Rambus devices described. See Ex. 1069, 11 (“[I]n the Rambus bus organization, all addresses, commands, data, and chip-select information are sent on the same bus lines.”), 12 (“[T]he example system uses a total of nine (9) lines to carry all necessary information, including addresses, commands, chip-select information, and data.”). Thus, on this record, Patent Owner’s focus on the lack of a chip select network, which is not recited in the claims of the ’215 patent, appears misplaced. We address Patent Owner’s more specific arguments below in the discussion of individual claim recitations.” slip op. at 14

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

      “Claim 21 is method claim and recites similar structure in the preamble. Petitioner cites this claim language in support of its position that a rank can have just one memory device. Pet. 28 (citing Ex. 1001, 37:32–38 (portion of claim reproduced above)). On this record, we determine that the claim language supports Petitioner’s position. Claim 1 recites “at least one first memory integrated circuit in the first rank and at least one second memory integrated circuit in the second rank.” This language is met if there is one memory integrated circuit in each rank because “at least one” includes just one. On this record, we disagree with Patent Owner’s argument that this claim language “do[es] not define the term ‘rank’” but, rather, “provide[s] context that a claimed ‘buffer’ can be, but need not be, coupled to multiple memory devices in the rank.” See Prelim. Resp. 9–10. Claim 1 recites “a buffer coupled between the at least one first memory integrated circuit and the memory bus, and between the at least one second memory integrated circuit and the memory bus,” and it further recites “enabl[ing] communication of the first data burst between the at least one first memory integrated circuit and the memory controller through the buffer” and “enabl[ing] communication of the second data burst between the at least one second memory integrated circuit and the memory controller through the buffer.” If there is only one memory device in each rank, then the buffer will only be connected to the one memory device in each rank. If two memory devices are the “at least one first memory integrated circuit in the first rank” then the buffer would be “coupled between the [two memory devices] and the memory bus.”” slip op. at 10

    Claim construction§ 102 anticipation§ 103 obviousnessDiscretionary denialcites Phillips · KSR
    Patents in suitUS 9,858,215
  • PTAB · Aug 2, 2023 · IPR2023-00454 · APJ Daniel J Galligan · IPR · Institution

    The Board instituted IPR on claims 1–15 on all asserted grounds, finding a reasonable likelihood that Samsung would show at least one claim obvious.

    RulingsInstitution decision
    • PTAB / AIA Trials › Discretionary denial › Fintiv (parallel litigation)Decided for petitioner

      “Discretionary Denials in AIA Post-Grant Proceedings with Parallel District Court Litigation (USPTO June 21, 2022) (“Interim Procedure”)6 provides that “the PTAB will not deny institution of an IPR or PGR under Fintiv . . . where a petitioner stipulates not to pursue in a parallel district 2 US 7,363,422 B2, issued Apr. 22, 2008 (Ex. 1071). 3 Joint Electron Devices Engineering Council (JEDEC) DDR2 SDRAM Specification (JESD79-2), September 2003 (Ex. 1064). 4 US 2006/0277355 A1, published Dec. 7, 2006 (Ex. 1073). 5 US 7,024,518 B2, issued Apr. 4, 2006 (Ex. 1078). 6 Available at https://www.uspto.gov/sites/default/files/documents/interim_proc_discretion ary_denials_aia_parallel_district_court_litigation_memo_20220621_.pdf. court proceeding the same grounds as in the petition or any grounds that could have reasonably been raised in the petition.” Interim Procedure 9. Petitioner has submitted such a stipulation for all claims in this proceeding, which are all of the claims of the ’417 patent. Ex. 1093; Paper 8 at 1; Paper 9 at 1. Thus, we do not exercise discretion to deny institution under 35 U.S.C. § 314(a).” slip op. at 5

    • PTAB / AIA Trials › Discretionary denial › §325(d) same art / argumentsDecided for petitioner

      “In evaluating arguments under Section 325(d), we use a two-part framework, determining, first, “whether the same or substantially the same art previously was presented to the Office or whether the same or substantially the same arguments previously were presented to the Office.” Advanced Bionics, LLC v. MED-EL Elektromedizinische Geräte GmbH, 7 Chapter 31 (35 U.S.C. §§ 311–319) relates to inter partes review. IPR2019-01469, Paper 6 at 8 (PTAB Feb. 13, 2020) (precedential). If either condition of the first part of the framework is satisfied, we then determine “whether the petitioner has demonstrated that the Office erred in a manner material to the patentability of challenged claims.” Id.” slip op. at 6

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

      “competent evidence” to show that “the overall CAS latency of the memory module is greater than an actual operational CAS latency of each of the memory devices,” as recited in claim 1. Prelim. Resp. 44. We disagree. Petitioner presents detailed testimony from Dr. Wolfe explaining how Perego’s registered data transfers would have introduced delay. In particular, Dr. Wolfe, citing Perego’s disclosures of data latches and an internal clock to generate synchronizing clock signals (Ex. 1071, 12:65–13:5, 17:61–63, Fig. C), provides the following testimony: A Skilled Artisan would have understood from these disclosures that Perego’s latching of the data signals and the use of internal synchronizing clock signals adds a predetermined amount of time delay for each data transfer through the buffer because the output of the latch needs to be in synchronization with an internal clock. A Skilled Artisan would have understood that such registering of the data signals would require the addition of a fixed time delay, such as one clock cycle, for each registered data transfer through the circuitry with respect to the actual operational CAS latency of each of the plurality of memory integrated circuits. Ex. 1003 ¶ 360. Dr. Wolfe further explains how Perego’s “latching delays in the buffer device of Perego increase the overall CAS latency of the memory module compared to the CAS latency of the memory devices.” Ex. 1003 ¶ 362 (citing Ex. 1071, 12:65–13:5, 18:65–19:3, Figs. 5B, 5C). On this record, we find Petitioner’s evidence sufficiently persuasive to show that Perego teaches that “data transfers through the circuitry are registered for an amount of time delay such that the overall CAS latency of the memory module is greater than an actual operational CAS latency of each of the memory devices,” as recited in claim 1. We are sufficiently persuaded by Petitioner’s contentions for the” slip op. at 33

    • Skill levelSkill level board ownOther

      “To the extent necessary, and for purposes of this Decision, we accept the uncontested assessment offered by Petitioner, except that we delete the qualifier “at least” to eliminate vagueness as to the amount of experience. The qualifier expands the range indefinitely without an upper bound, and thus precludes a meaningful indication of the level of ordinary skill in the art.” slip op. at 11

    Claim construction§ 102 anticipation§ 103 obviousnessDiscretionary denialcites KSR
    Patents in suitUS 11,093,417
  • PTAB · Jul 21, 2023 · IPR2023-00289 · APJ Patrick M Boucher · IPR · Institution

    The Board instituted IPR on claims 1–30 over the petition’s § 103 grounds, finding a reasonable likelihood that CrowdStrike would prevail on at least one challenged claim.

    RulingsInstitution decision
    • PTAB / AIA Trials › Discretionary denial › Fintiv (parallel litigation)Denied

      “even if we institute trial, there has been no actual denial of a stay as contemplated by Fintiv to weigh this factor against exercising discretion to deny institution. See Fintiv at 6–7. Conversely, we recognize that Patent Owner cites certain routine (nonbinding) Board decisions that have weighed this factor in favor of discretionary denial, even in the absence of any stay motion. See Prelim. Resp. 5–6. While we have considered such decisions, we find them of limited relevance to the specific facts before us, as applied within Fintiv’s binding guidance. We treat this factor as neutral.” slip op. at 13

    • PTAB / AIA Trials › Discretionary denial › §325(d) same art / argumentsDenied

      “Ex. 1002, 633–634. Divorced from the context of the rejection the Examiner was reconsidering, namely over the combination of Dozortsev and Kester, this argument conceivably supports Patent Owner’s position. But within that context, the Examiner evidently found convincing that it would not have been obvious to modify Dozortsev to automate mask generation in light of Kester’s teachings. It is not apparent that the Examiner considered whether it would have been obvious to modify Kester to incorporate such automation, particularly in light of the teachings of an additional reference that was not before the Examiner. See id. at 802–803 (Examiner declining to provide specific reasons for allowance). That is, we agree with Petitioner that the challenges it advances over Kester and Honig are different in character from the combination of Dozortsev and Kester that the Examiner considered. See Pet. 6. We necessarily consider the Applicant’s argument against the backdrop of the Dozortsev-Kester rejection that was at issue during prosecution, not how that argument might be differently perceived if it had been made with respect to the Kester-Honig challenge presented by Petitioner. We conclude that substantially the same art or arguments were not previously presented to the Office, such that the first part of the Advanced Bionics framework is not satisfied. We accordingly do not reach the second part of that framework in our evaluation, and we decline to exercise our discretion under 35 U.S.C. § 325(d) to deny the Petition.” slip op. at 21

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

      “f. Summary For the reasons discussed above, we conclude that Petitioner demonstrates a reasonable likelihood of prevailing on its challenge of independent claim 1 as unpatentable under 35 U.S.C. § 103(a) over Kester and Honig.” slip op. at 41

    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “For purposes of this Decision, we adopt Petitioner’s proposal, which we find consistent with the level of skill reflected by the prior art. See Okajima v. Bourdeau, 261 F.3d 1350, 1355 (Fed. Cir. 2001) (the prior art may reflect an appropriate level of skill in the art). But we note that we would reach the same ultimate conclusion to institute inter partes review if we were to adopt Patent Owner’s proposal. See Ex. 2001 ¶ 65 (Dr. Medvidovic testifying that the “minor variations” in the parties’ proposals “would not alter [his] opinions”).” slip op. at 24

    Claim construction§ 103 obviousnessDiscretionary denialcites Phillips · KSR · Graham
    Patents in suitUS 8,418,250
  • PTAB · Jun 23, 2023 · IPR2023-00406 · APJ Jon M Jurgovan · IPR · Institution

    The Board instituted review on the petition’s challenge and joined Micron as a petitioner in IPR2022-00996, with the grounds unchanged.

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

      “The standard for instituting an inter partes review is set forth in 35 U.S.C. § 314(a), which provides that an inter partes review may not be instituted unless the information presented in the Petition and any preliminary response shows “there is a reasonable likelihood that the” slip op. at 2

    • PTAB / AIA Trials › Joinder §315(c) / SAS all-or-nothingJoinder, grantedGranted

      “instituted in IPR2022-00996 (“996 IPR”) based on a petition filed by Samsung Electronics Co., Ltd. (“Samsung”). 996 IPR, Papers 1, 10. In this proceeding, Micron Technology, Inc., Micron Semiconductor Products, Inc., and Micron Technology Texas LLC (collectively “Petitioner”) concurrently filed a Petition (Paper 1) and a Motion for Joinder (Paper 3) seeking to be joined as a petitioner in the 996 IPR. Petitioner represents that Samsung, the petitioner in the 996 IPR, does not oppose joinder. Motion 2. Patent Owner did not file an opposition to the Motion. The statute governing inter partes review joinder states the following: JOINDER.—If the Director institutes an inter partes review, the Director, in his or her discretion, may join as a party to that inter partes review any person who properly files a petition under section 311 that the Director, after receiving a preliminary response under section 313 or the expiration of the time for filing such a response, determines warrants the institution of an inter parties review under section 314.” slip op. at 2

    None
    Patents in suitUS 11,016,918
  • PTAB · Jun 23, 2023 · IPR2023-00405 · APJ Jon M Jurgovan · IPR · Institution

    The Board instituted review on the petition’s challenges and granted Micron’s motion to join IPR2022-00999, with its grounds and schedule unchanged.

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

      “The standard for instituting an inter partes review is set forth in 35 U.S.C. § 314(a), which provides that an inter partes review may not be instituted unless the information presented in the Petition and the Preliminary Response shows “there is a reasonable likelihood that the” slip op. at 2

    • PTAB / AIA Trials › Joinder §315(c) / SAS all-or-nothingJoinder, grantedGranted

      “instituted in IPR2022-00999 (“999 IPR”) based on a petition filed by Samsung Electronics Co., Ltd. (“Samsung”). 999 IPR, Papers 1, 11. In this proceeding, Micron Technology, Inc., Micron Semiconductor Products, Inc., and Micron Technology Texas LLC (collectively “Petitioner”) concurrently filed a Petition (Paper 1) and a Motion for Joinder (Paper 3) seeking to be joined as a petitioner in the 999 IPR. Petitioner represents that Samsung, the petitioner in the 999 IPR, does not oppose joinder. Motion 2. Patent Owner did not file an opposition to the Motion.” slip op. at 2

    None
    Patents in suitUS 11,232,054
  • PTAB · Jun 15, 2023 · IPR2023-00124 · APJ Michelle N Wormmeester · IPR · Institution

    The Board instituted inter partes review of claims 1–4, 7–10, 12, and 15–18 on all asserted grounds; Morris-based grounds met the institution threshold, while Capalik-based grounds did not.

    RulingsInstitution decision
    • PTAB / AIA Trials › Discretionary denial › Fintiv (parallel litigation)Denied

      “projected statutory deadline, the Board generally has weighed this fact in favor of exercising authority to deny institution.” Fintiv at 9. The parties agree that, according to median time-to-trial statistics in the Western District of Texas, where the related litigation is pending, the expected trial date for the related litigation is mid-July 2024. Pet. 70; Prelim. Resp. 9. This is generally consistent with the currently scheduled trial date of August 19, 2024. See Ex. 2007, 9 (District Court Order Granting Third Amended Scheduling Order); Prelim. Resp. 9–10. Although Petitioner contends that the complexity of the related litigation is likely to delay the trial further, the currently scheduled date is already about two months later than the deadline for the Board to issue a final written decision. See Pet. 71. This time difference is sufficient for this factor to weigh against exercising discretion to deny institution, and we need not speculate whether a further trial delay in the related litigation is likely. We accordingly treat this factor as weighing against exercising our discretion to deny institution.” slip op. at 11

    • PTAB / AIA Trials › Discretionary denial › §325(d) same art / argumentsDenied

      “Under § 325(d), we apply a two-part analysis, first assessing whether the same or substantially the same art or arguments were previously presented to the Office, and, if so, whether the petitioner has demonstrated that the Office erred in a manner material to the patentability of challenged claims. See Advanced Bionics, LLC v. MED-EL Elektromedizinische Geräte GmbH, IPR2019-01469, Paper 6, 8 (Feb. 13, 2020) (precedential).” slip op. at 16

    • BurdenInstitutedInstituted

      “3. Summary In view of the foregoing, we determine that Petitioner has demonstrated a reasonable likelihood of showing that independent claims 1, 8, and 16 would have been obvious over Morris alone as well as over Petitioner’s proposed combination of Morris and van Oorschot. Claims 2–4, 9, 10, and 12 depend from claims 1 or 8. Having reviewed Petitioner’s arguments asserting that claims 2, 4, 9, 10, and 12 would have been obvious over Morris alone as well as Petitioner’s arguments asserting that claims 2– 4, 9, 10, and 12 would have been obvious over Morris in combination with van Oorschot, (see Pet. 25–30, 32–35), we also determine that Petitioner has demonstrated a reasonable likelihood of prevailing on its assertions as to these dependent claims.” slip op. at 39

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

      “On the record before us, at this stage of the proceeding, there does not appear to be any claim construction dispute. Accordingly, for purposes of this Decision, we conclude that no claim term requires express interpretation at this time to resolve any controversy in this proceeding. See Vivid Techs., Inc. v. Am. Sci. & Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. 1999).” slip op. at 20

    Claim construction§ 103 obviousnessDiscretionary denialcites Phillips · Graham
    Patents in suitUS 9,578,045
  • PTAB · May 5, 2023 · IPR2023-00126 · APJ Aaron W Moore · IPR · Institution

    The Board instituted review of claims 1–4, 7–8, 10–13, and 16–19 on all presented grounds; Morris-based challenges met the reasonable-likelihood threshold, while Capalik challenges did not.

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

      “Under 35 U.S.C. § 314, an inter partes review may not be instituted “unless . . . there is a reasonable likelihood that the petitioner would prevail with respect to at least 1 of the claims challenged in the petition.” Upon consideration of the Petition in view of the present record and for the reasons explained below, we determine that Petitioner has shown a reasonable likelihood of prevailing with respect to at least one of the challenged claims. We accordingly institute an inter partes review of claims 1–4, 7–8, 10–13, and 16–19 of the ’224 patent on all presented challenges. See SAS Inst., Inc. v. Iancu, 138 S. Ct. 1348, 1353 (2018) (“The agency cannot curate the claims at issue but must decide them all.”). B.” slip op. at 4

    • PTAB / AIA Trials › Discretionary denial › Fintiv (parallel litigation)Denied

      “7. Assessment As discussed above, the second, third, fourth, and fifth Fintiv factors weigh against exercising our discretion to deny institution; and the first and sixth factors are neutral. Given the parties’ relatively modest investment thus far in the related litigation and the likelihood that trial will occur in the related litigation several months after we reach a Final Written Decision in this proceeding, we decline to exercise our discretion under 35 U.S.C. § 314(a) to deny the Petition. B.” slip op. at 16

    • PTAB / AIA Trials › Discretionary denial › §325(d) same art / argumentsDenied

      “We apply a two-part analysis under § 325(d), first assessing whether the same or substantially the same art or arguments were previously presented to the Office, and if so, whether the petitioner has demonstrated that the Office erred in a manner material to the patentability of challenged claims. See Advanced Bionics, LLC v. MED-EL Elektromedizinische Geräte GmbH, IPR2019-01469, Paper 6, 8 (Feb. 13, 2020) (precedential).” slip op. at 16

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

      “We have reviewed the portions of the district court complaint that Patent Owner cites. Although Patent Owner characterizes those passages as “providing evidence” of a long-felt need, they cite only to the ’224 patent itself. See Ex. 2015, 72–82. We do not discern evidence with the kind of specificity for objective indicia of nonobviousness, notably including evidence of a nexus with the merits of the challenged claims, that would cause us to fault Petitioner for failing to address the evidence in its Petition. See Lectrosonics, Inc. v. Zaxcom, Inc., IPR2018-01129, Paper 33, 31–35 (PTAB Jan. 24, 2020). We accordingly decline to deny the Petition on this basis alone. The parties will have an opportunity during the trial to develop Patent Owner’s evidence of objective indicia of nonobviousness so that it may be fully considered. D.” slip op. at 19

    Claim construction§ 103 obviousnessDiscretionary denialcites KSR · Graham
    Patents in suitUS 10,257,224
  • PTAB · Apr 21, 2023 · IPR2022-01522 · APJ Patrick M Boucher · IPR · Institution

    The Board instituted IPR on claims 1, 3, 4, 9, 11, 12, and 17 on all petitioned grounds, finding a reasonable likelihood of success on the Shukla and Dalcher challenges.

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

      “Applying the standard set forth in 35 U.S.C. § 314(a), which requires demonstration of a reasonable likelihood that Petitioner would prevail with respect to at least one challenged claim, we grant the Petition and institute an inter partes review. The Board has not made a final determination regarding the patentability of any claim.” slip op. at 2

    • PTAB / AIA Trials › Discretionary denial › Fintiv (parallel litigation)Denied

      “the related litigation is mid-July 2024. Pet. 65; Prelim. Resp. 7. This is generally consistent with the currently scheduled trial date of August 19, 2024. See Ex. 2007, 18; Prelim. Resp. 7. Although Petitioner contends that the complexity of the related litigation is likely to delay the trial further, the currently scheduled date is already about four months later than the deadline for the Board to issue a final written decision. See Pet. 66. This time difference is already sufficient for this factor to weigh against exercising discretion to deny institution, and we need not speculate whether a further trial delay in the related litigation is likely. We accordingly treat this factor as weighing against exercising our discretion to deny institution.” slip op. at 11

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

      “Petitioner reasons that, based on such a teaching, it would have been obvious for a person of ordinary skill in the art “to configure Shukla’s injected module to execute stack walk processing upon invocation of an API function in the monitored application memory space.” Id. at 24–25 (citing Ex. 1003 ¶ 107). As an example, Petitioner contends that a skilled artisan “would have understood that Dalcher’s stack walk processing would have been advantageously performed as part of the injected module’s ‘post processing of the results returned by the target function,’” as described by Shukla. Id. at 25 (quoting Ex. 1004 ¶ 54; citing Ex. 1003 ¶ 107). Relying on Dr. Lee’s testimony that “[i]t was well-known for over a decade prior to the ’591 Patent that ‘[t]he call stack of a program execution can be a very good information source for intrusion detection,’” Petitioner reasons that a person of ordinary skill in the art “would have been motivated to apply the teachings of Dalcher to enable Shukla’s injected module to perform Dalcher’s stack walk processing upon invocation of one of Shukla’s targeted API functions to predictably improve the module’s ability to detect and prevent malware intrusions to improve similar monitoring applications in the same way.” Ex. 1003 ¶ 108 (quoting Ex. 1025); Pet. 25. Patent Owner disputes Petitioner’s reasoning “because a [person having ordinary skill in the art] would never have been motivated to combine the teachings of two fundamentally different monitoring methods where doing so would serve no purpose.” Prelim. Resp. 37. According to Patent Owner, and supported by Dr. Medvidovic’s testimony, a person of ordinary skill in the art “would understand that Shukla’s system would only be capable of processing ‘the results returned by the target function’ for call frames that have completed execution and are no longer on the call stack.” Id. at 38 (citing Ex. 1004 ¶ 54; Ex. 2001 ¶ 101). Because “[t]he post-processing step would relate to only these executed and completed calls,” Patent Owner reasons that “there would be no need for gathering information or Dalcher’s stack walk,” and “Dalcher’s stack walk serves no practical purpose when shoehorned into Shukla’s ‘post processing’ step.” Id. (citing Ex. 2001 ¶ 101). Patent Owner adds that “[i]mplementation of Dalcher’s stack walk within Shukla’s sandbox would be superfluous because Shukla’s sandbox will ultimately allow execution and apply its own rule set to allow or ‘block potential adverse effects’—regardless of any information returned by the alleged addition of Dalcher’s stack walk.” Id. at 38–39 (quoting Ex. 1004 ¶ 34 (emphasis by Patent Owner), citing Ex. 2001 ¶¶ 103, 105). Both parties support their respective positions with testimony by the respective experts. The preliminary record before us presents insufficient basis to discount the testimony of either expert, and the record would benefit from cross-examination of those declarants. Mindful of the standard we apply at this stage, we determine that Petitioner makes a sufficient showing with respect to the “executing stack walk processing” limitation.” slip op. at 30

    • Obviousness (§103) › Motivation to combine / reasonable expectation of success › Teaching awayTeaching away not foundDecided for petitioner

      “Patent Owner contends that a person of ordinary skill in the art would not have been motivated to effect the combination of teachings that Petitioner proposes because Shukla “teaches away from ‘preventing execution of a payload’ ‘when an alert of suspicious behavior is triggered.’” Prelim. Resp. 48–49. This is so, Patent Owner says, because Shukla’s sandbox, “rather than interfere with the execution of the application, ‘detect[s] and block[s] potential adverse effects resulting from an attack or malware, but does not interfere with the normal execution of the valid application 1 and allows it to function as intended.’” Id. at 49 (quoting Ex. 1004 ¶ 34) (alterations by Patent Owner). But Shukla’s statements do not appear to make criticisms that would rise to the level of a teaching away. See In re Fulton, 391 F.3d 1195, 1201 (Fed. Cir. 2004) (a prior-art reference does not teach away from the claimed subject matter unless the prior-art reference also criticizes, discredits, or otherwise discourages the solution claimed). Patent Owner will have an opportunity during the trial to revisit and elaborate on this argument. For the reasons set forth above, we conclude that Petitioner” slip op. at 36

    § 103 obviousnessDiscretionary denialcites Phillips · KSR · Graham
    Patents in suitUS 10,284,591
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