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  • PTAB · Oct 10, 2025 · IPR2025-00726 · APJ Annette R Reimers · IPR · Institution

    The Board denied institution because the Petition did not adequately explain which of its three alternative constructions of “risk indices” applied to the asserted grounds.

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

      “review. 35 U.S.C. § 314(b) (2018); 37 C.F.R. § 42.4(a) (2024). An inter partes review may not be instituted “unless . . . 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(a). Upon consideration of the Petition and the evidence of record, we determine that Petitioner has not demonstrated a reasonable likelihood of success in proving that at least 1 claim of the ’141 patent is unpatentable. 1” slip op. at 2

    • BurdenDenied

      “risk index” differ in several “particular details,” but those details matter and can make a difference in our patentability analysis, especially given Petitioner’s acknowledgment that there is no well-established ordinary and customary meaning for the term. In taking this “choose-your-own-adventure” approach to claim construction, Petitioner fails to satisfy the requirements of 37 C.F.R. § 42.104(b)(3)–(4), which specify the content of the petition. In particular, Rule 42.104(b)(3) requires the petition to identify “[h]ow the challenged claim is to be construed,” while Rule 42.104(b)(4) requires the petition to identify “[h]ow the construed claim is unpatentable” under either 35 U.S.C. § 102 or § 103. Moreover, by proposing these “choose-your-own-adventure” constructions, Petitioner obfuscates which circumstances each proposed construction should be applied. The Board does not find that alternative claim constructions are per se improper. Nonetheless, there must be reasoning to explain the circumstances under which each alternative construction should be applied. For example, Petitioner may assert one construction on the basis that a claim term should be construed as a means-plus-function term under 35 U.S.C. § 112(f), but also propose an alternative construction to be applied if the term is not found to be a means-plus-function term. However, Petitioner does not provide any rationale here for including three alternative constructions. Rather, Petitioner indicates there is no well-established ordinary and customary meaning for the term(s), and incorrectly contends that the three alternative constructions are not significantly different without explaining why three different constructions are being proposed or under what circumstances one construction should be applied over the other two constructions. slip op. at 7

    Discretionary denial
    Patents in suitUS 11,894,141
  • PTAB · Oct 8, 2025 · IPR2025-00725 · APJ Christopher G Paulraj · IPR · Institution

    The Board denied institution because the Petition failed to explain how the challenged claims should be construed or how the prior art rendered them unpatentable under the proposed constructions.

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

      “III.CONCLUSION For the foregoing reasons, we determine that the Petition fails to satisfy the requirement of 37 C.F.R. § 42.104(b) to set forth how the challenged claims are to be construed. Accordingly, we decline to institute an inter partes review. IV.ORDER In consideration of the foregoing, it is hereby: ORDERED that, pursuant to 35 U.S.C. § 314, the Petition for an inter partes review is denied and no inter partes review is instituted.” slip op. at 10

    • BurdenDenied

      “particular details,” but those details matter and can make a difference in our patentability analysis, especially given Petitioner’s acknowledgment that there is no well-established ordinary and customary meaning for the term. In taking this “choose-your-own-adventure” approach to claim construction, Petitioner fails to satisfy the requirements of 37 C.F.R. § 42.104(b)(3)–(4), which specify the content of the petition. In particular, Rule 42.104(b)(3) requires the petition to identify “[h]ow the challenged claim is to be construed,” while Rule 42.104(b)(4) requires the petition to identify “[h]ow the construed claim is unpatentable” under either 35 U.S.C. § 102 or § 103. Moreover, by proposing these “choose-your-own-adventure” constructions, Petitioner obfuscates which claim construction the Board is being asked to apply, and under what circumstances each proposed construction should be applied. To be sure, we do not find that alternative claim constructions are per se improper. Nonetheless, there must be reasoning to explain the circumstances under which each alternative construction should be applied or an explanation of how the prior art renders the claims unpatentable under alternative constructions. For instance, Petitioner may assert one construction on the basis that a claim term should be construed as a meansplus-function term under 35 U.S.C. § 112(f), but also propose an alternative construction to be applied if the term is not found to be a means-plus- any rationale here for including three alternative constructions. Instead, Petitioner indicates there is no well-established ordinary and customary meaning for the term, and incorrectly contends that the three alternative constructions are not significantly different without explaining why three different constructions are being proposed or under what circumstances one construction should be applied over the other two constructions. slip op. at 7

    Discretionary denial
    Patents in suitUS 11,424,035
  • PTAB · Oct 8, 2025 · IPR2025-00630 · APJ Christopher G Paulraj · IPR · Institution

    The Board denied institution because the Petition failed to explain which of three alternative constructions of “risk map” applied or how the prior art met the claims under those constructions.

    RulingsInstitution decision
    • BurdenDenied

      “particular details,” but those details matter and can make a difference in our patentability analysis, especially given that Petitioner acknowledges there is no well-established ordinary and customary meaning for the term. In taking this “choose-your-own-adventure” approach to claim construction, Petitioner fails to satisfy the requirements of 37 C.F.R. § 42.104(b)(3)–(4), which specify the content of the petition. In particular, Rule 42.104(b)(3) requires the petition to identify “[h]ow the challenged claim is to be construed,” while Rule 42.104(b)(4) requires the petition to identify “[h]ow the construed claim is unpatentable” under either 35 U.S.C. § 102 or § 103. Moreover, by proposing these “choose-your-own-adventure” constructions, Petitioner obfuscates which claim construction the Board is being asked to apply, and under what circumstances each proposed construction should be applied. To be sure, we do not find that alternative claim constructions are per se improper. Nonetheless, there must be reasoning to explain the circumstances under which each alternative construction should be applied or an explanation of how the prior art renders the claims unpatentable under alternative constructions. For instance, Petitioner may assert one construction on the basis that a claim term should be construed as a means- construction assuming the term is not found to be a means-plus-function term. Unlike this example, however, Petitioner does not provide any rationale here for including three alternative constructions. Instead, Petitioner indicates there is no well-established ordinary and customary meaning for the term, and summarily contends that the three alternative constructions are not significantly different without explaining why three different constructions are being proposed or under what circumstances one construction should be applied over the other two constructions. slip op. at 7

    Discretionary denial
    Patents in suitUS 10,665,346
  • PTAB · Dec 13, 2024 · IPR2024-00966 · APJ John F Horvath · IPR · Institution

    The Board denied institution because the Petition did not explain whether the component limitations invoke § 112(f) or identify corresponding structure, as required by Rule 42.104(b)(3).

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

      “The Consolidated Trial Practice Guide[1,2](“CTPG”) . . . instructs that “[w]here claim language may be construed according to 35 U.S.C. § 112(f), a petitioner must provide a construction.” CTPG 45 (emphases added) (citing 37 C.F.R. § 42.104(b)(3)). The CTPG advises that a party “may choose to elaborate why § 112(f) should or should not apply to the limitation at issue.” Id. Notably, the CTPG warns that “[a] petitioner who chooses not to address construction under § 112(f) risks failing to satisfy the requirement of 37 C.F.R. § 42.104(b)(3).” Id.” slip op. at 6

    • BurdenDenied

      “Given these facts, we determine that rule 104(b)(3) mandates that the Petition either identify “the specific portions of the specification that describe the structure, material, or acts corresponding to each claimed function” recited in the “component” term limitations or explain why the “component” term limitations are not subject to a means-plus-function construction. This, it fails to do. To be clear, we note that our rules do not prohibit a petitioner from taking inconsistent claim construction positions before the Board and a district court. See 10x Genomics, Inc. v. Bio-Rad Labs, Inc., IPR2020- 00086, Paper 8 at 18 (PTAB Apr. 27, 2020). However, where, as here, a petitioner has proposed a claim term be construed solely as a means-plus-function limitation in a district court proceeding and emphasized that the issue is not only “most significant” but potentially “case . . . dispositive,” we determine the petition is obliged to either apply that construction in this proceeding or explain why that construction is not applicable. Accordingly, we find the Petition to be deficient under rule 104(b)(3).4” slip op. at 8

    • Claim Construction › Functional claiming / §112(f) means-plus-function › Whether §112(f) applies (Williamson, nonce words)Other

      “connote a definite structure. See Williamson, 792 F.3d at 1350 (identifying words such as “mechanism,” “element,” “device,” and others as verbal constructs that do not connote sufficiently definite structures). Indeed, the Specification discloses all of the “components” recited in claims 1, 8, and 15, including the “comparing component,” can be “implemented as a computer having tangible computer-readable media for carrying or having computer-executable instructions or data structures stored thereon.” Ex. 1001, 5:35–43. Thus, like the word “module,” a recognized nonce word, each of the recited “components” is nothing more than “a generic description for software or hardware that performs a specified function” and their recitation “operate[s] as a substitute for ‘means’ in the context of § 112, para. 6.” Williamson, 792 F.3d at 1350. Accordingly, we construe the “comparing component” limitation recited in claims 1, 8, and 15 as a meansplus-function limitation whose function is “generating a comparison signal.”2” slip op. at 14

    • Skill levelNot reached
    Claim constructionDiscretionary denialcites Markman
    Patents in suitUS 9,333,946
  • PTAB · Dec 13, 2024 · IPR2024-00952 · APJ Brent M Dougal · IPR · Institution

    The Board denied institution on claims 1–18 because the Petition failed to satisfy 37 C.F.R. § 42.104(b)(3) by omitting required claim-construction analysis.

    RulingsInstitution decision
    • BurdenDenied

      “Under these facts we determine that 37 C.F.R. § 42.104(b)(3) mandates that the Petition “identify the specific portions of the specification that describe the structure, material, or acts corresponding to each claimed function.” The Petition failed to do so. At a minimum, the Petition should have explained why the plain and ordinary meaning of the “component” terms should apply in this proceeding (why the inconsistent positions are warranted) or set forth an alternative means-plus-function claim construction. CTPG 45.” slip op. at 8

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

      “Under these facts we determine that 37 C.F.R. § 42.104(b)(3) mandates that the Petition “identify the specific portions of the specification that describe the structure, material, or acts corresponding to each claimed function.” The Petition failed to do so. At a minimum, the Petition should have explained why the plain and ordinary meaning of the “component” terms should apply in this proceeding (why the inconsistent positions are warranted) or set forth an alternative means-plus-function claim construction. CTPG 45.” slip op. at 8

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

      “Under these facts we determine that 37 C.F.R. § 42.104(b)(3) mandates that the Petition “identify the specific portions of the specification that describe the structure, material, or acts corresponding to each claimed function.” The Petition failed to do so. At a minimum, the Petition should have explained why the plain and ordinary meaning of the “component” terms should apply in this proceeding (why the inconsistent positions are warranted) or set forth an alternative means-plus-function claim construction. CTPG 45.” slip op. at 8

    Claim constructionDiscretionary denialcites Markman
    Patents in suitUS 8,989,952
  • PTAB · Dec 7, 2023 · IPR2023-01042 · APJ Matthew S Meyers · IPR · Institution

    The Board denied institution of review for claims 1, 21, 26, and 28 of the ’876 patent because the petitioner’s earlier Iowa declaratory judgment action triggered § 315(a)(1).

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

      “The plain language of § 315(a)(1) bars institution of the Petitions because Petitioner’s Iowa DJ action was filed before the Petitions. For the reasons discussed above, the Iowa DJ action is not a counterclaim under § 315(a)(3). Specifically, the Iowa DJ action is a civil action that was filed before the petitions and challenged the validity of the ’206, ’876, and ’374 patents. Therefore, the filing of the Iowa DJ action created a bar to institution of the Petitions under the language of § 315(a)(1). For these reasons, after considering the parties’ evidence and arguments, we determine that § 315(a)(1) bars institution of inter partes review for these proceedings.” slip op. at 10

    • Other 314aInstitution denied discretionary otherDenied

      “their declaratory judgment action included counterclaims to infringement allegations under § 315(a)(3) because the declaratory judgment complaint was filed after and in response to infringement allegations. Avigilon, Paper 11, 10. The Board determined that “a counterclaim typically is asserted in an existing civil action, in contrast to a complaint, the filing of which begins a civil action.” Id. (citing Fed. R. Civ. P. 13 (defining counterclaims as distinct from pleadings, including a complaint, set forth in Fed. R. Civ. P. 7); Fed. R. Civ. P. 3 (“A civil action is commenced by filing a complaint with the court.”)). The Board also noted the definition of “counterclaim” as “a defendant’s claim in opposition to or as a setoff against the plaintiff’s claim.” Id. at 11 (citing Black’s Law Dictionary (10th ed. 2014)). Here, there is no evidence that Patent Owner filed a claim as a plaintiff against Petitioner in the Northern District of Iowa and that the Iowa DJ action was a counterclaim in opposition to or against such a claim. Petitioner’s argument that Patent Owner should be precluded from arguing that the Iowa DJ action is not a counterclaim is also not persuasive. Pet. 7. Regardless of whether Patent Owner subsequently argued that the Iowa DJ action was a counterclaim (an argument made in the context of a motion of consolidation), subsequent arguments by Patent Owner would not retroactively transform the Iowa DJ action, which was filed before any claim was filed by Patent Owner against Petitioner in that jurisdiction, into a counterclaim. Thus, we find that Petitioner’s Iowa DJ action was a civil action challenging the validity of a claim of a patent. The plain language of § 315(a)(1) bars institution of the Petitions because Petitioner’s Iowa DJ action was filed before the Petitions. For the reasons discussed above, the Iowa DJ action is not a counterclaim under § 315(a)(3). Specifically, the Iowa DJ action is a civil action that was filed before the petitions and challenged the validity of the ’206, ’876, and ’374 patents. Therefore, the filing of the Iowa DJ action created a bar to institution of the Petitions under the language of § 315(a)(1).” slip op. at 9

    Discretionary denial
    Patents in suitUS 11,274,876
  • PTAB · Dec 7, 2023 · IPR2023-01043 · APJ Matthew S Meyers · IPR · Institution

    The Board denied institution because the petitioner’s earlier Iowa declaratory judgment action challenging the patents triggered the § 315(a)(1) bar.

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

      “II. DISCUSSION A. Legal Standards Section 315(a)(1) of 35 U.S.C. states that “[a]n inter partes review may not be instituted if, before the date on which the petition for such a review is filed, the petitioner or real party in interest filed a civil action challenging the validity of a claim of the patent.” Section 315(a)(3) states that “[a] counterclaim challenging the validity of a claim of a patent does not constitute a civil action challenging the validity of a claim of a patent for purposes of this subsection [section 315(a)].”” slip op. at 3

    • BurdenDecided for patent owner

      “their declaratory judgment action included counterclaims to infringement allegations under § 315(a)(3) because the declaratory judgment complaint was filed after and in response to infringement allegations. Avigilon, Paper 11, 10. The Board determined that “a counterclaim typically is asserted in an existing civil action, in contrast to a complaint, the filing of which begins a civil action.” Id. (citing Fed. R. Civ. P. 13 (defining counterclaims as distinct from pleadings, including a complaint, set forth in Fed. R. Civ. P. 7); Fed. R. Civ. P. 3 (“A civil action is commenced by filing a complaint with the court.”)). The Board also noted the definition of “counterclaim” as “a defendant’s claim in opposition to or as a setoff against the plaintiff’s claim.” Id. at 11 (citing Black’s Law Dictionary (10th ed. 2014)).” slip op. at 9

    Discretionary denial
    Patents in suitUS 10,495,374
  • PTAB · Oct 24, 2022 · IPR2022-00830 · APJ Frances L Ippolito · IPR · Institution

    The Board denied institution of IPR on claims 1–14 and 16–21 because the Patent Owner effectively disclaimed all challenged claims.

    RulingsInstitution decision
    • Adverse judgmentAdverse judgmentDenied

      “conclude a disclaimer of claims 1–14 and 16–21 of the ’632 Patent, under 35 U.S.C. § 253(a) has been recorded in the Office as of July 28, 2022. Ex. 2002. Vectra Fitness, Inc., 162 F.3d at 1382. The record shows that a completed Form PTO/SB/43 (“DISCLAIMER IN PATENT UNDER 37 CFR 1.321(a)”) was filed and received by the Office on that date. See Ex. 2002. The disclaimer form was signed by Lance D’Armico, Secretary for Patent Owner Times Fiber Communications, Inc. See Ex. 2002, 3; see also Ex. 2001 (recorded assignment of the challenged patent from Amphenol Corporation to Times Fiber Communications, Inc., executed on December 23, 2021). The form identifies Patent Owner as having a “100% Ownership Interest” in the ’632 Patent, and identifies claims 1–14 and 16– 21 as being disclaimed. See Ex. 2002, 3. The evidence also reflects payment of the required fee. See id. at 1, 4–5. We determine Patent Owner has met the requirements for an effective disclaimer under 35 U.S.C. § 253 and 37 C.F.R. § 1.321(a). In view of this disclaimer, and as consistent with 37 C.F.R. § 42.107(e) and the Board’s precedential General Electric decision, we determine a denial of institution is sufficient to dispose of this case. See Gen. Elec. Co., IPR2017-00491, Paper 9. Thus, we decline to institute an inter partes review.” slip op. at 4

    Discretionary denial
    Patents in suitUS 10,913,632
  • PTAB · Oct 30, 2020 · IPR2020-00782 · APJ Frances L Ippolito · IPR · Institution

    The Board denied institution because Philips had recorded a statutory disclaimer of all challenged claims 15–17.

    RulingsInstitution decision
    • Adverse judgmentAdverse judgmentDenied

      “Pursuant to 37 C.F.R. § 42.107(e), “[t]he patent owner may file a statutory disclaimer under 35 U.S.C. [§] 253(a) in compliance with § 1.321(a) of this chapter, disclaiming one or more claims in the patent. No inter partes review will be instituted based on disclaimed claims.” (Emphasis added.) A disclaimer under 35 U.S.C. § 253(a) shall be recorded in the Office, and is “considered as part of the original patent.” See 35 U.S.C. § 253(a).” slip op. at 5

    Discretionary denial
    Patents in suitUS 6,976,958
  • PTAB · Jul 13, 2017 · IPR2017-00641 · APJ Christopher G Paulraj · IPR · Institution

    The Board denied institution because the patent owner disclaimed all challenged claims.

    RulingsInstitution decision
    • Adverse judgmentInstitution denied discretionary otherInstitution denied

      “A patentee may “make disclaimer of any complete claim . . . . Such disclaimer shall be in writing, and recorded in the Patent and Trademark Office; and it shall thereafter be considered as part of the original patent.” 35 U.S.C. § 253(a). When a patent owner files a statutory disclaimer with its preliminary response, “[n]o inter partes review will be instituted based on disclaimed claims.” 37 C.F.R. § 42.107(e).” slip op. at 2

    Discretionary denial
    Patents in suitUS 9,203,956
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