US PTAB Patent Cases
8,574 decisions indexed
Page 155 of 286 · 8,574 total
Fortinet, Inc. v.Netskope, Inc.
Fortinet has petitioned the PTAB to institute an IPR against Netskope’s 7,593,936 patent, asserting that all 22 claims are anticipated or obvious over Honig, Oliphant, and Vinberg. The petition seeks cancellation of the entire claim set.
Samsung Electronics Co., Ltd. et al. v.XiFi Networks R&D, Inc.
Samsung has filed an IPR petition challenging XiFi’s U.S. Patent 11,849,337 covering a multi‑transceiver Wi‑Fi system. The challenger asserts that all 30 claims are obvious over the Chincholi and Riggert references. The petition seeks institution of the review.
International Business Machines Corporation v.Security First Innovations, LLC
IBM filed an IPR petition seeking cancellation of all 30 claims of Security First Innovations’ ’456 patent covering all‑or‑nothing encryption and data sharding. The petition relies on obviousness over prior‑art systems by Torre, Desai, Watanabe and Orsini.
BOE Technology Group Co., Ltd. v.Paneltouch Technologies LLC
BOE Technology Group has filed an IPR petition challenging Paneltouch Technologies' 11,126,025 patent covering in‑cell LCD touch panels, asserting that the claims are obvious over prior‑art references Kim, Kim II and Yoshida.
Taiwan Semiconductor Manufacturing Company Limited v.Marlin Semiconductor Ltd. et al.
TSMC has filed an IPR petition challenging all nine claims of Marlin Semiconductor’s FinFET fabrication patent, asserting that the claims are obvious over prior‑art patents Xu, Lin, and Brask under 35 U.S.C. §103.
Generac Power Systems, Inc. v.PSLC LLC
Generac Power Systems has filed an IPR petition challenging PSLC’s ’857 patent covering backup power source load control, asserting that the claims are obvious over earlier microgrid technologies such as Lasseter and Lopes.
Samsung Electronics Co., Ltd. et al. v.XiFi Networks R&D, Inc.
Samsung Electronics has filed an IPR petition challenging all 30 claims of XiFi Networks’ ’933 patent, asserting that the claims are obvious over a combination of three prior‑art references covering multi‑RAT Wi‑Fi systems.
Generac Power Systems, Inc. v.PSLC LLC
Generac Power Systems has filed an IPR petition seeking to invalidate 27 claims of U.S. Patent 11,967,857 covering backup‑power load control. The petition relies on obviousness over a combination of four prior‑art references and defines key terms to support its position.
Google LLC v.Sonos, Inc.
Google has filed an IPR petition against Sonos’s 11,080,001 patent covering multi-room audio synchronization, asserting that the claims are obvious over several prior‑art references. The petition seeks institution of the review and argues against discretionary denial.
Samsung Electronics Co., Ltd. et al. v.XiFi Networks R&D, Inc.
Samsung has filed an IPR petition challenging all 30 claims of XiFi Networks’ Wi‑Fi bandwidth‑aggregation patent, asserting that a combination of three prior‑art references makes the claims obvious under §103.
Apple Inc. v.Avant Location Technologies LLC
Apple Inc. filed an IPR petition challenging all six claims of Avant's ’032 patent covering location‑based presence services. The petition alleges obviousness over a suite of prior‑art references and seeks cancellation of the claims.
Apple Inc. v.Avant Location Technologies LLC
Apple has filed an IPR petition seeking to invalidate all 14 claims of Avant’s ’910 patent covering mobile‑device presence monitoring. The challenger relies on prior art in the form of Kraufvelin, Hashimoto, Huomo and Andersson to argue obviousness under §103.
Samsung Electronics Co., Ltd. et al. v.XiFi Networks R&D, Inc.
Samsung Electronics has filed an IPR petition challenging all 30 claims of XiFi Networks’ ’976 patent, asserting that the combination of three prior‑art references makes the claims obvious under §103.
Taiwan Semiconductor Manufacturing Company, Ltd. v.Advanced Integrated Circuit Process LLC
TSMC has filed an IPR petition seeking cancellation of 21 claims of the ’623 patent, arguing that dummy‑via and dual‑damascene features were anticipated or obvious over multiple prior‑art references. The petition lists detailed grounds under §§102 and 103 and requests the Board to institute the review.
Fresenius Kabi SwissBioSim GmbH et al. v.Regeneron Pharmaceuticals, Inc.
Fresenius Kabi SwissBioSim petitions the PTAB to invalidate Regeneron’s anti‑VEGF eye‑drug patent, asserting that the Dix ’226 reference anticipates all challenged claims and that the patent owner has not shown any criticality for the claimed formulation parameters.
Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.
Samsung Electronics has filed an IPR petition against Netlist’s U.S. Patent No. 12,373,366, seeking to invalidate all 38 claims as obvious. The petition relies on a combination of prior‑art patents by Perego, Harris, and Amidi covering memory‑module architecture and power‑management techniques.
Dead Air Silencers et al. v.Jarvis Arms LLC
Dead Air Silencers has filed an IPR seeking cancellation of ten claims of Jarvis Arms’ firearm suppressor patent, arguing that the claimed features were already known in the art. The petition relies on eight obviousness grounds citing Belykov, Noonan, Muceus, Slack and Sclafani. The Board has not yet ruled.
Resonac Hard Disk Corporation et al. v.MR TECHNOLOGIES GMBH
Resonac has filed an IPR petition against MR Technologies' 12,020,734 patent covering perpendicular magnetic recording media, asserting that the claims are obvious over Takenoiri, Fullerton, and Shen references.
SAMSUNG ELECTRONICS CO., LTD. et al. v.OMNI MEDSCI, INC.
Samsung and co‑petitioners have filed an IPR petition against Omni MedSci’s U.S. Patent 12,193,790, asserting that claim 7 is obvious over Lisogurski and Carlson references and should be barred by collateral estoppel.
Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.
Samsung Electronics petitions the PTAB to institute an IPR against Netlist’s 9,824,035 DDR3 memory module patent, asserting that claims 2‑9 and 14‑20 are obvious over a combination of five prior‑art references.
BOE Technology Group Co., Ltd. v.Paneltouch Technologies LLC
BOE Technology has filed an IPR petition seeking to invalidate all nine claims of Paneltouch's 2016 touch‑panel display patent, arguing obviousness over the Nakamura and Hinata ’741 publications.
Cisco Systems, Inc. v.Dynamic Mesh Networks, Inc.
Cisco Systems has filed an IPR petition seeking to invalidate Dynamic Mesh Networks' 8,520,691 patent covering a structured wireless mesh network. The petition alleges obviousness over five prior‑art references and requests the Board to institute a trial and cancel the claims.
Nintendo Co., Ltd. et al. v.Malikie Innovations Ltd.
Nintendo has filed an IPR petition challenging the validity of Malikie’s ’571 patent covering application control on electronic devices, asserting that all 20 claims are obvious over multiple prior‑art references. The petition requests institution and argues that discretionary denial is unwarranted.
SAMSUNG ELECTRONICS CO., LTD. et al. v.OMNI MEDSCI, INC.
Samsung and co‑petitioners have filed an IPR petition against Omni MedSci’s 9,651,533 patent, asserting that the dependent claims are obvious over prior art references Lisogurski, Carlson and Tam. They seek institution of the review and a finding of unpatentability under §103.
Sarepta Therapeutics, Inc. et al. v.Genzyme Corporation et al.
Sarepta has filed an IPR petition seeking to invalidate claims 3‑6 of Genzyme’s ’542 AAV formulation patent, alleging obviousness over multiple prior‑art references. The petition details how Wu, Konz, Croyle, and Potter collectively disclose all claim limitations.
International Business Machines Corporation v.Security First Innovations, LLC
IBM has filed an IPR petition seeking cancellation of all 27 claims of Security First Innovations’ U.S. Patent 8,271,802, asserting obviousness over multiple prior‑art references and lack of novelty. The petition outlines seven grounds covering the full claim set.
Nintendo Co., Ltd. et al. v.Malikie Innovations Ltd.
Nintendo has filed an IPR petition seeking to invalidate six claims of Malikie Innovations' handheld directional‑input patent, arguing obviousness over a suite of prior‑art references.
Apple Inc. v.Telcom Ventures LLC
Apple has filed an IPR petition seeking cancellation of all 11 claims of Telcom Ventures’ ’793 patent, which covers adaptive NFC‑based payment functions. The petition relies on obviousness arguments over a combination of prior‑art patents and the ISO‑14443 standard.
Samsung Electronics Co., Ltd. et al. v.Hannibal IP LLC
Samsung Electronics has filed an IPR petition seeking cancellation of all 18 claims of Hannibal IP’s ’911 patent covering PDCCH monitoring and DRX power‑saving techniques. The petition relies on Nimbalker and several 3GPP documents as prior art under §§102 and 103.
Apple Inc. v.Telcom Ventures LLC
Apple has filed an IPR petition seeking cancellation of all 17 claims of Telcom Ventures’ U.S. Patent 10,674,432, arguing they are obvious over a suite of prior‑art NFC and biometric references. The petition lists eight grounds covering the full claim set.
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