US PTAB Patent Cases
5,620 decisions indexed
Page 26 of 188 · 5,620 total
Apple Inc. v.MessageLoud, Inc.
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.
Apple Inc. v.MessageLoud, Inc.
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.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
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.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
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.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
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.
Atrius Development Group Corp. v.ABC IP, LLC et al.
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.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
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.
ToughBuilt Industries, Inc. v.Meridian International Co. Ltd.
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.
Generac Power Systems, Inc. et al. v.Champion Power Equipment, Inc.
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.
Generac Power Systems, Inc. et al. v.Champion Power Equipment, Inc.
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.
Generac Power Systems, Inc. et al. v.Champion Power Equipment, Inc.
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.
Samsung Electronics Co., Ltd. et al. v.Maxell, LTD.
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.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
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.
Samsung Electronics Co., Ltd. et al. v.Maxell, LTD.
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.
Samsung Electronics Co., Ltd. et al. v.W&Wsens Devices Inc.
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.
ToughBuilt Industries, Inc. v.Meridian International Co. Ltd.
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.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
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.
Samsung Electronics Co., Ltd. et al. v.Maxell, LTD.
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.
Samsung Electronics Co., Ltd. et al. v.W&Wsens Devices Inc.
The PTAB granted institution for PGR2025-00082 after reviewing discretionary and non-discretionary considerations. The petitioner successfully demonstrated a reasonable likelihood of prevailing or that the challenged claims are unpatentable.
Apple Inc. v.Ginko LLC
The USPTO denied institution for IPR2025-01388 after determining the petitioner lacked a reasonable likelihood of prevailing. The decision is part of a larger notice covering multiple institutional reviews.
Cisco Systems, Inc. v.Dynamic Mesh Networks, Inc.
Dynamic Mesh Networks seeks a discretionary denial of institution for Cisco’s IPR challenging its 2011 mesh‑network patent. The owner argues settled expectations, Fintiv factors, and weak obviousness grounds relying on multiple prior‑art references and extensive expert testimony.
Clean Chemistry, Inc. et al. v.Enviro Tech Chemical Services, Inc. et al.
Clean Chemistry has petitioned the PTAB to cancel three claims of Enviro Tech’s peracetic‑acid generation patent, alleging anticipation and obviousness over two prior‑art references. The petition details claim constructions and shows overlapping component ratios with the references.
Liberty Energy Services LLC et al. v.U.S. WELL SERVICES, LLC et al.
Liberty Energy has petitioned the PTAB to institute an IPR against U.S. Well Services' ’801 patent covering a mobile hydraulic fracturing power system. The petition asserts that all 20 claims are obvious over combinations of existing power‑distribution references and seeks cancellation of the claims.
Nokia of America Corporation v.SPADA INNOVATIONS, INC.
The USPTO Board denied institution for several Inter Partes Review proceedings, including IPR2025-01442, citing failure to show a reasonable likelihood of prevailing.
Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.
The PTAB held that Samsung and its co‑petitioners proved all 34 claims of Netlist’s ’060 memory‑package patent were obvious over a combination of prior‑art references, rendering the claims unpatentable.
Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.
The PTAB held that claims 18‑23, 39‑44, and 56‑60 of Netlist’s ’537 patent are obvious over the Amidi and Klein references, rendering all 17 challenged claims unpatentable. The decision follows an institution on the same claims and denies the patent owner’s motions.
Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.
Samsung Electronics files an authorized response opposing Netlist’s request for Director Review of the PTAB’s institution of Netlist’s high‑bandwidth memory patent. Samsung argues the Director has already rejected Netlist’s real‑party‑in‑interest arguments and that Netlist waived its Fintiv arguments, supporting denial of the review.
Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.
Netlist requests the PTAB Director reverse the institution of a PGR against its ’087 patent, arguing Samsung failed to name Samsung Electronics America as a real party in interest. The filing also highlights duplication with parallel ITC proceedings involving Google and Super Micro.
Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.
Samsung and Micron petitioned for Director Review of the PTAB’s decision in Netlist’s DRAM patent (U.S. 7,619,912). The Director recused, and Deputy Under Secretary Derrick Brent denied the request, leaving the PTAB’s final written decision intact.
Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.
The PTAB held that Samsung and its co‑petitioners proved all 30 claims of Netlist’s ’918 hybrid memory module patent were obvious over a combination of Harris, JEDEC FBDIMM standards, Amidi, and Hajeck, rendering the claims unpatentable.
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