US PTAB Patent Cases
8,722 decisions indexed
Page 109 of 291 · 8,722 total
Vertiv Corporation v.Valtrus Innovations Ltd.
Vertiv has filed an IPR petition seeking cancellation of all 15 claims of Valtrus’s 2005 data‑center cooling patent, alleging anticipation by Bash and Patel and obviousness over Bishop, Feeney, and Kochavi. The petition also argues the Board should not deny institution under §§314(a) and 325(d).
Vertiv Corporation v.Valtrus Innovations Ltd.
Vertiv has filed an IPR petition seeking to invalidate all nine claims of Valtrus’s 2005 cooling‑system patent, asserting anticipation and obviousness over multiple prior‑art references and urging the Board to institute the trial.
Samsung Electronics Co., Ltd. et al. v.HEADWATER RESEARCH LLC
Samsung has filed an IPR petition seeking to invalidate Headwater Research's U.S. Patent 11,096,055 covering automated device provisioning and activation. The petition alleges obviousness over multiple prior‑art references and argues against discretionary denial. The case is pending before the PTAB.
Amazon.com, Inc. et al. v.KAIFI LLC
Amazon has filed an IPR petition seeking to invalidate all 20 claims of KAIFI’s ’518 smart‑home patent, alleging obviousness over the Ermis publication and the combined teachings of Ermis and Nakano. The petition argues that discretionary denial is unwarranted and that the prior art predates the patent’s priority date.
Amazon.com, Inc. et al. v.KAIFI LLC
KAIFI LLC and Amazon.com, Inc. have reached a settlement in principle regarding patent 8,930,196. The parties filed a joint motion to stay all remaining court deadlines while they finalize their agreement and prepare dismissal filings.
Amazon.com, Inc. et al. v.KAIFI LLC
Court decision.
Amazon.com, Inc. et al. v.KAIFI LLC
Amazon has filed an IPR petition seeking to invalidate KAIFI’s U.S. 8,930,196 patent covering a two‑step voice‑activation system. The petition argues that all 20 claims are obvious over Bou‑Ghazale combined with token‑passing, phoneme/anti‑phoneme models, and adaptive filtering. It also contends that discretionary denial under §314(a) and §325(d) is unwarranted.
Anthony Inc. v.ControlTec, LLC
Anthony Doors and Energex Enterprises entered into a settlement agreement that includes a $300,000 payment and mutual releases of all claims. The underlying civil action was dismissed with prejudice, and the parties agreed to keep the settlement terms confidential.
Anthony Inc. v.ControlTec, LLC
Anthony Inc. submits an authorized response defending the PTAB Acting Director’s denial of institution for ControlTec’s patent. The brief argues the Director acted within statutory discretion and correctly identified a material error involving prior art Carter.
Anthony Inc. v.ControlTec, LLC
ControlTec requests the PTAB Director to overturn the institution of an IPR on its expired ’847 patent, arguing that the patent’s long life creates strong settled expectations and that the cited Carter reference was already deemed non‑material. The petition seeks discretionary denial under § 314(a).
NVIDIA Corporation v.Neural AI, LLC
NVIDIA has filed a rehearing request challenging the PTAB Director’s denial to institute an IPR on its GPU‑related patent. The company contends the Board ignored time‑to‑trial statistics and the lack of commercialization, which should favor institution.
Anthony Inc. v.ControlTec, LLC
Court decision.
Anthony Inc. v.ControlTec, LLC
An email notifying the parties that a Director Review request has been filed in IPR2025-00636, outlining a 15‑page, five‑day response limit and prohibiting new evidence.
NVIDIA Corporation v.Neural AI, LLC
The PTAB denied NVIDIA’s request for rehearing of its challenge to Neural AI’s patent, upholding the earlier discretionary denial and institution refusal.
Anthony Inc. v.ControlTec, LLC
ControlTec and Anthony Doors resolved their co‑development dispute through a settlement agreement that releases all claims and dismisses the related district‑court case. The settlement effectively ends the IPR2025‑00636 proceeding.
Gator Bio Inc. et al. v.Sartorius Bioanalytical Instruments, Inc.
Gator Bio challenges Sartorius’s ’588 patent covering tip‑tray devices for optical sensing assemblies, asserting that the claims are obvious in view of Miles, Yang, WO854 and Rainin. The petition seeks institution of an IPR on all 19 claims.
Axon Enterprise, Inc. et al. v.Airspace Systems, Inc.
Axon, Dedrone and Skydio have petitioned the PTAB to invalidate 20 claims of Airspace Systems’ ’711 drone‑flight‑control patent, asserting obviousness over a suite of prior‑art references. The petition stresses strong motivation to combine these teachings and seeks institution of the review.
Anthony Inc. v.ControlTec, LLC
Anthony Inc. petitions the PTAB to invalidate 20 claims of ControlTec's refrigeration condensation patent, alleging obviousness over multiple prior‑art references.
Sportradar AG et al. v.SportsCastr Inc. (d/b/a PANDA Interactive)
Sportradar has filed an IPR petition challenging claims 8‑23 of SportsCastr’s live‑streaming patent, arguing obviousness over multiple prior‑art references and urging the Board not to deny institution under discretionary statutes.
Sportradar AG et al. v.SportsCastr Inc. (d/b/a PANDA Interactive)
Sportradar has filed an IPR petition challenging 18 claims of SportsCastr’s live‑streaming patent, arguing obviousness over Ellis, Herzog, Spivey and Abulikemu and asserting that the examiner failed to consider key prior art.
NVIDIA Corporation v.Neural AI, LLC
NVIDIA has filed a petition for inter partes review of Neural AI’s U.S. Patent 8,648,867, seeking to invalidate claims 1‑19 on obviousness grounds. The petition relies on NVIDIA’s own earlier patents (Nickolls and Kirk) together with the GPU Gems book to show that the claimed accelerator controller and pointer‑swapping were known.
Anthony Inc. v.ControlTec, LLC
Anthony Inc. successfully moved forward in its IPR against ControlTec, LLC's patent (7421847), leading to institution on all 20 challenged claims. The Board found sufficient evidence of obviousness under 35 U.S.C. § 103, specifically finding the prior art reference 'Carter' analogous to condensation control in refrigerated cases.
Axon Enterprise, Inc. et al. v.Airspace Systems, Inc.
The PTAB institution decision found a reasonable likelihood of prevailing for the Petitioner on claim 1 based on prior art combination arguments. The Board rejected the Patent Owner's narrow claim construction regarding target detection, maintaining ordinary and customary meaning. This sets up an active trial phase to determine patent validity in UAV/Flight Control technology.
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
Merck has filed a post‑grant review petition challenging Halozyme’s PH20 enzyme patent, asserting the claims lack adequate written description and enablement. The reply emphasizes the breadth of the claimed genus and the impossibility of testing all variants.
Kingston Technology Company, Inc., Kingston Technology Corporation, and Kingston Digital, Inc. v.Vervain, LLC
The PTAB denied Phison Electronics' post‑grant review petition against Vervain's NAND‑flash storage patent, finding the challenger failed to meet the more‑likely‑than‑not standard for unpatentability.
Revvo Technologies, Inc. v.Cerebrum Sensor Technologies, Inc.
Cerebrum Sensor Technologies opposed Revvo Technologies' petition, arguing that Revvo used inconsistent claim constructions across forums without justification. The Board affirmed the Director’s order vacating the institution, denying the petition.
Revvo Technologies, Inc. v.Cerebrum Sensor Technologies, Inc.
Revvo Technologies seeks to reinstate an inter partes review of its automotive sensor patent, arguing that the Board’s earlier institution was proper and that its narrow claim construction is supported by the specification.
Revvo Technologies, Inc. v.Tire Stickers LLC et al.
Revvo Technologies files a response opposing Tire Stickers’ untimely Director Review request, arguing the Board has already institutioned the IPR and found no claim construction needed.
Revvo Technologies, Inc. v.Cerebrum Sensor Technologies, Inc.
Cerebrum Sensor Technologies files a Director Review petition to vacate the institution of an IPR against Revvo Technologies, alleging the petitioner’s inconsistent claim constructions and indefiniteness arguments violate the Director’s Tesla policy.
Revvo Technologies, Inc. v.Tire Stickers LLC et al.
Tire Stickers LLC requests Director Review to vacate the PTAB's institution of an IPR filed by Revvo Technologies, alleging the petitioner gave conflicting claim constructions in the Board and district court. The request cites recent Director decisions requiring explanation of such inconsistencies.
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