US PTAB Patent Cases
8,574 decisions indexed
Page 149 of 286 · 8,574 total
Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.
Samsung has filed an IPR petition challenging all 18 claims of Netlist’s 10,025,731 memory‑module patent, asserting that the claims are obvious in view of prior art from Ellsberry, Dour, and Abadeer. The petition seeks institution of the trial and cancellation of the claims.
Accelight Technologies, Inc. et al. v.Applied Optoelectronics, Inc.
Accelight Technologies filed an IPR petition challenging Applied Optoelectronics' 10,788,690 patent covering optical isolator arrays. The petition asserts anticipation by Wang (102) for claims 1‑10 and obviousness over Wang and Xiong (103) for claims 11‑19, seeking cancellation of all claims.
Terumo BCT, Inc. v.Haemonetics Corporation
Terumo BCT has filed an IPR petition seeking cancellation of all 30 claims of Haemonetics’ plasma‑collection patent, arguing they are obvious over a suite of older apheresis technologies. The petition lists nine statutory grounds under 35 U.S.C. §103, each tied to specific prior‑art references.
Infineon Technologies Americas Corp. et al. v.MOSAID Technologies Inc.
Infineon filed an IPR petition seeking cancellation of all 21 claims of MOSAID’s 2008 ‘448 patent covering distributed multiplexing circuits. The challenger asserts obviousness over the Pixley and Watanabe references, supported by an expert declaration.
FedEx Corporation et al. v.VALTRUS INNOVATIONS LTD.
FedEx has filed an IPR petition challenging all 26 claims of Valtrus Innovations’ storage‑device performance monitoring patent. The petition asserts that the claims are obvious over prior art references Wolf, Kamiyama, and Woods under 35 U.S.C. §103.
X Corp., v.Search & Share Technologies, LLC
X Corp. has filed an IPR petition seeking cancellation of all 14 claims of the ’952 patent, alleging anticipation and obviousness over the Malla, Walther, and Smadja references under §§ 102 and 103.
Atrius Development Group Corp. v.ABC IP, LLC et al.
Atrius has petitioned the PTAB to invalidate ABC IP’s forced‑reset trigger patent (US 12,038,247) by arguing the claims are obvious over earlier patents and publicly posted YouTube videos that disclose a three‑position selector.
Taiwan Semiconductor Manufacturing Company Ltd. v.Marlin Semiconductor Limited et al.
TSMC has filed an IPR petition seeking cancellation of claims 1‑6 of Marlin Semiconductor’s ’510 FinFET patent, asserting obviousness over four prior‑art references. The petition presents three grounds, each invoking 35 U.S.C. § 103, targeting the entire claim set.
Apple Inc. v.HBCU Messaging US LP
Apple has filed a petition for inter‑partes review of U.S. Patent 8,918,127, asserting that all 20 claims are obvious over prior‑art messaging systems. The petition relies on Horvath and Tsampalis publications and seeks cancellation of the claims.
CrowdStrike, Inc. et al. v.Skysong Innovations, LLC
CrowdStrike filed an IPR petition challenging all 18 claims of Skysong Innovations’ ’721 patent, asserting obviousness over a suite of prior‑art references covering browser security, daemons, and DNS techniques. The petition seeks a finding of unpatentability under 35 U.S.C. § 103.
Clean Chemistry, Inc. v.Enviro Tech Chemical Services, Inc. et al.
Clean Chemistry has filed an IPR petition seeking to invalidate all 14 claims of Enviro Tech’s peracetic acid patent, arguing obviousness over Okano and combinations with Withenshaw and Oringer. The petition also asserts that the claims require steps to be performed in order.
Apple Inc. v.WeCrevention, Inc.
Apple has filed an IPR petition seeking to invalidate all 31 claims of WeCrevention’s high‑speed memory chip patent. The petition argues that each claim is obvious over a combination of prior‑art references covering memory modules, ASIC controllers, and 3‑D stacking techniques.
X Corp. v.Search & Share Technologies, LLC
X Corp. has filed an IPR petition seeking cancellation of all 20 claims of the ’744 patent, alleging anticipation and obviousness over Palmon, Walther, and Lu. The petition invokes §§ 102 and 103 and requests institution of review.
Clean Chemistry, Inc. v.Enviro Tech Chemical Services, Inc. et al.
Clean Chemistry has filed an IPR petition seeking to invalidate all 22 claims of Enviro Tech’s peracetic acid generation patent, alleging obviousness over Okano and, in combination, Withenshaw and Oringer.
Cruzr Saddles LLC v.Tethrd LLC
Cruzr Saddles LLC petitions the PTAB to invalidate Tethrd's saddle‑hunting rope‑splice patent, asserting that the claims are anticipated or obvious based on publicly available YouTube videos and forum posts. The petition also challenges the patent’s priority date, arguing a break in continuity.
TOP GLORY TRADING GROUP INC. et al. v.Cole Haan LLC et al.
Top Glory and DP Dream have filed an IPR petition seeking to invalidate Cole Haan’s 10,327,511 shoe patent, arguing that its ornamental knit‑upper features are obvious over Dua and several prior‑art references.
Apple Inc. v.MyPort Technologies, Inc.
Apple has filed an IPR petition challenging MyPort’s ’066 patent, asserting that claims 6‑17 are obvious over prior art references Spatharis, Manjunath, Fuller, and Jain. The petition seeks institution of the review to cancel the challenged claims.
Klein Tools, Inc. et al. v.Milwaukee Electric Tool Corporation
Klein Tools has filed an IPR petition challenging Milwaukee Electric’s 2023 tape‑measure patent, asserting anticipation and obviousness over earlier tape‑measure patents. The petition seeks cancellation of all 12 claims.
Apple Inc. v.MyPort Technologies, Inc.
Apple has filed an IPR petition seeking to invalidate claims 6‑17 of MyPort’s ’067 patent, arguing they are obvious over Spatharis/Manjunath and Fuller/Jain. The petition requests institution of the proceeding and cancellation of the challenged claims.
Samsung Electronics Co., Ltd. et al. v.AQ Corporation
Samsung has filed an IPR petition challenging AQ Corporation’s ’011 patent covering a smartphone antenna module. The petition seeks cancellation of claims 1‑6 on obviousness grounds, citing three prior‑art combinations. No claim construction or Board decision is included in this filing.
Apple Inc. v.MyPort Technologies, Inc.
Apple has filed an IPR petition seeking to invalidate claims 6‑17 of MyPort’s ’017 patent, arguing they are obvious over prior‑art references Spatharis/Manjunath and Fuller/Jain. The petition references a prior IPR that was previously instituted and settled.
Terumo BCT, Inc. v.Haemonetics Corporation
Terumo BCT petitions the PTAB to invalidate all 20 claims of Haemonetics’ plasma‑collection patent, alleging anticipation and obviousness over multiple prior‑art references. The petition details claim‑by‑claim comparisons to Takagi, Lavender, Min and others.
SK hynix Inc. v.Advanced Memory Technologies LLC
SK hynix has filed a petition for inter partes review challenging U.S. Patent 8,400,835, asserting that its claims are anticipated or obvious over prior Japanese patents Murakami and Kobayashi, and U.S. patent Yu. The petition seeks to invalidate claims 1, 2, 4, and 5.
Terumo BCT, Inc. v.Haemonetics Corporation
Terumo BCT has filed an IPR petition seeking cancellation of all twenty claims of Haemonetics’ plasma‑collection patent, alleging anticipation and obviousness over multiple prior‑art references. The petition relies on §§ 102 and 103 and requests that the PTAB institute the review.
Porta Sophia v.Ellis, Greg
Porta Sophia petitions the PTAB to invalidate U.S. Patent 11,235,110 covering a vaporizer device for psychedelic compounds, asserting that the device, formulations, and isotopomer claims are fully anticipated or obvious by extensive prior‑art references.
ToughBuilt Industries, Inc. v.Meridian International Co. Ltd.
ToughBuilt Industries petitions the PTAB to invalidate Meridian International’s ’689 patent covering a stackable storage system, asserting anticipation and obviousness over a suite of prior‑art latch references.
Tesla, Inc. v.Bulletproof Property Management, LLC
Tesla has filed an IPR petition challenging all 18 claims of U.S. Patent 11,932,230, which covers vehicle gear‑selection control. The petition asserts obviousness over multiple prior‑art references and seeks institution of the review.
Strategy Inc v.Web3AI Technologies, LLC
Strategy Inc (formerly MicroStrategy) has filed an IPR petition challenging all 25 claims of Web3AI's U.S. Patent 9,218,574 covering a user interface for machine‑learning results. The challenger alleges obviousness over a combination of four prior‑art references (Johnson, Lin, Purcell, Mihaylov) under § 103. No institution decision has been made yet.
Topsoe, Inc. et al. v.CASALE SA
Topsoe petitions the PTAB to invalidate claims 1‑11 and 17‑19 of Casale’s ’168 patent covering ammonia synthesis from natural gas. The petition relies on anticipation and obviousness arguments using five prior‑art references. The Board has yet to decide whether to institute the review.
Tesla, Inc. v.Bulletproof Property Management, LLC
Tesla has filed an IPR petition challenging all ten claims of its vehicle gear‑selection patent, asserting obviousness over multiple prior‑art references. The petition seeks institution of the review and a finding that the claims are unpatentable.
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