US PTAB IP Litigation
5,620 annotated decisions
Page 32 of 235 · 5,620 total
patent · Aug 29, 2025
Taiwan Semiconductor Manufacturing Company Ltd. v.Marlin Semiconductor Limited et al.
· IPR2025-01484
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.
patent · Aug 29, 2025
Airwallex Pty. Ltd. et al. v.--
· IPR2025-01446
Airwallex has filed a petition for inter partes review seeking cancellation of all 16 claims of U.S. Patent 11,620,701, alleging obviousness over five prior‑art references. The petition follows multiple infringement lawsuits in Texas that rely on the same patent.
patent · Aug 29, 2025
Liberty Energy Inc. et al. v.U.S. Well Services, LLC et al.
· IPR2025-01445
Liberty Energy has petitioned the PTAB to institute an IPR against U.S. Well Services’ hydraulic fracturing patent, arguing that claims 1‑14 are obvious over multiple prior‑art references. The petition seeks cancellation of all challenged claims under 35 U.S.C. §103.
patent · Aug 29, 2025
Apple Inc. v.MessageLoud, Inc.
· IPR2025-01430
Apple has filed an IPR petition seeking cancellation of all 14 claims of MessageLoud’s ’964 patent, alleging obviousness over Boelter, Gruber and Polak. The petition argues that prior‑art systems already disclosed in‑vehicle message queuing, audio playback and user controls.
patent · Aug 29, 2025
Apple Inc. v.MessageLoud, Inc.
· IPR2025-01429
Apple has filed an IPR petition seeking cancellation of all 24 claims of MessageLoud’s ’775 patent, arguing the claims are obvious over Boelter, Gruber, and Polak. The petition requests institution and cancellation of the claims.
patent · Aug 29, 2025
Apple Inc. v.MessageLoud, Inc.
· IPR2025-01426
Apple petitions an IPR to invalidate 25 claims of MessageLoud's 9,591,117 patent covering hands‑free message notification, citing Boelter, Gruber and Polak as prior art.
patent · Aug 29, 2025
Apple Inc. v.MessageLoud, Inc.
· IPR2025-01427
Apple has filed an IPR petition seeking cancellation of all 24 claims of MessageLoud’s ’725 patent, alleging obviousness over Boelter, Gruber and Polak. The petition requests institution and cancellation of the entire claim set.
patent · Aug 29, 2025
Apple Inc. v.MessageLoud, Inc.
· IPR2025-01428
Apple has filed an IPR petition seeking cancellation of all 25 claims of MessageLoud’s ’728 patent, asserting that the claims are obvious over prior‑art references Boelter, Gruber and Polak. The petition requests institution of the review and cancellation of the claims.
patent · Aug 29, 2025
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
· IPR2025-01315
Samsung has filed a petition for inter partes review seeking cancellation of all 15 claims of Maxell’s U.S. Patent 8,471,950. The petition alleges obviousness over three prior‑art references—Tsujino, Shui, and Iwasaki—across three separate grounds.
patent · Aug 29, 2025
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
· IPR2025-01312
Samsung has filed an IPR petition seeking cancellation of all eight claims of Maxell’s ’645 video‑processing patent. The petition relies on obviousness over the Kim and Fujimura references.
patent · Aug 29, 2025
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
· IPR2025-01314
Samsung has filed an IPR petition seeking cancellation of all 16 claims of Maxell’s ’198 patent covering digital image playlist creation, alleging obviousness over multiple prior‑art references. The petition outlines six grounds, each pairing specific claim groups with combinations of earlier patents.
patent denied · Aug 29, 2025
Atrius Development Group Corp. v.ABC IP, LLC et al.
· IPR2025-01473
The PTAB denied institution of IPR2025-01473 for Atrius Development Group Corp. against ABC IP, LLC because the petitioner failed to demonstrate a reasonable likelihood of prevailing on any challenged claims.
patent instituted · Aug 29, 2025
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
· IPR2025-01315
The USPTO Board granted institution for IPR2025-01315 after determining the petitioner had a reasonable likelihood of prevailing on at least one challenged claim. The decision is part of a larger notice covering multiple institution decisions across various proceedings.
patent · Aug 28, 2025
ToughBuilt Industries, Inc. v.Meridian International Co. Ltd.
· IPR2025-01461
ToughBuilt Industries petitions the PTAB to invalidate Meridian International’s 11,192,689 patent covering a stackable storage system with a sliding latch. The petition alleges anticipation and obviousness over multiple prior‑art references, seeking cancellation of all 20 claims.
patent · Aug 28, 2025
Generac Power Systems, Inc. et al. v.Champion Power Equipment, Inc.
· IPR2025-01438
MWE Investments and Champion Power Equipment have settled their IPR dispute and request the Board treat the settlement agreement as confidential, keeping it separate from the patent file and limiting access to government agencies or parties with good cause.
patent terminated or settled · Aug 28, 2025
Generac Power Systems, Inc. et al. v.Champion Power Equipment, Inc.
· IPR2025-01438
The PTAB granted a settlement motion, terminating the IPRs against Harbor Freight Tools USA Inc. and MWE Investments, LLC, while Generac Power Systems continues as the remaining petitioner. Settlement agreements were ordered confidential.
patent · Aug 28, 2025
Generac Power Systems, Inc. et al. v.Champion Power Equipment, Inc.
· IPR2025-01438
Generac, Harbor Freight, and MWE filed a joint request with the PTAB to keep their settlement agreement (Exhibit 1300) confidential, limiting access to federal agencies or parties with good cause.
patent · Aug 28, 2025
Samsung Electronics Co., Ltd. et al. v.Maxell, LTD.
· IPR2025-01309
Maxell’s preliminary response urges the PTAB to deny Samsung’s IPR petition, arguing the prior art does not disclose the claimed mobile‑terminal features and that Samsung’s claim‑construction reservations violate procedural rules.
patent · Aug 28, 2025
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
· IPR2025-01313
Maxell’s preliminary response urges the PTAB to deny Samsung’s IPR petition, contending that the prior art never teaches the claimed ‘unlock’ function and that Samsung’s expert testimony is conclusory.
patent · Aug 28, 2025
Samsung Electronics Co., Ltd. et al. v.Maxell, LTD.
· IPR2025-01309
Maxell filed a preliminary sur‑reply opposing Samsung’s IPR petition on U.S. Patent 7,577,417, arguing that ‘mobile terminal’ means a cellular phone and urging the Board to deny institution.
patent · Aug 28, 2025
Samsung Electronics Co., Ltd. et al. v.W&Wsens Devices Inc.
· PGR2025-00082
Samsung petitions the PTAB to invalidate W&Wsens' 12,243,948 patent covering microstructured photodetectors, asserting obviousness over Kuboi, Vasylyev and Shinohara and lack of enablement.
patent · Aug 28, 2025
ToughBuilt Industries, Inc. v.Meridian International Co. Ltd.
· IPR2025-01461
ToughBuilt Industries has filed an IPR petition challenging all 16 claims of Meridian International’s ’946 patent covering a stackable storage box with a stop‑part mechanism. The petitioner alleges the invention is anticipated or obvious over multiple prior‑art references, including Li and Baruch. The Board is asked to institute the trial and invalidate the patent.
patent · Aug 28, 2025
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
· IPR2025-01313
Samsung petitions the PTAB to invalidate Maxell’s ’228 patent covering biometric unlock and communication between a smartwatch and smartphone, asserting that all 22 claims are obvious over prior art. The petition relies on six grounds under 35 U.S.C. § 103, combining Aminzade with Sowers, Soli, Hong, and Altman.
patent · Aug 28, 2025
Samsung Electronics Co., Ltd. et al. v.Maxell, LTD.
· IPR2025-01309
Samsung Electronics filed an IPR petition seeking cancellation of all seven claims of Maxell’s U.S. Patent 7,577,417, arguing that the claims are obvious over prior‑art clock‑control patents (Belt, Foster, Norris, Alberth) under 35 U.S.C. § 103.
