US PTAB Patent Cases
8,574 decisions indexed
Page 159 of 286 · 8,574 total
CentralSquare Technologies, LLC v.Carbyne, Ltd. et al.
CentralSquare Technologies petitions the PTAB to invalidate all 20 claims of Carbyne’s emergency video‑streaming patent, arguing they are anticipated or obvious over two earlier patents. The petition seeks institution of an IPR under §§102 and 103.
Aerin Medical Inc. v.Neurent Medical Ltd. et al.
Aerin Medical seeks IPR cancellation of Neurent's U.S. Patent 12,089,889 covering a nasal neuromodulation device, asserting obviousness over four prior‑art references and lack of written description.
American Fuji Seal, Inc. et al. v.Brook & Whittle Ltd.
American Fuji Seal has filed an IPR petition seeking cancellation of all 19 claims of Brook + Whittle’s 2024 recyclable shrink label patent, asserting obviousness over Schurr and over Kitano combined with Lee.
Baby Generation, Inc. d/b/a Mockingbird et al. v.Baby Jogger, LLC et al.
Petitioner Baby Generation seeks to invalidate claims 1‑17 and 19‑22 of Baby Jogger’s ’231 stroller patent, alleging lack of support for the “substantially parallel” limitation and obviousness over three prior‑art combinations.
United Therapeutics Corporation v.Actelion Pharmaceuticals Ltd. et al.
United Therapeutics has filed an IPR petition seeking cancellation of all 57 claims of Actelion’s ’847 patent covering macitentan‑PDE5 inhibitor combinations for pulmonary hypertension. The petition alleges anticipation by Bolli and obviousness over Bolli‑Keyser and Hoeper‑Morice references, arguing that secondary considerations are irrelevant.
Viant Technology LLC et al. v.AlmondNet, Inc.
Viant Technology and LiveIntent petition PTAB to invalidate AlmondNet's 2015 ad‑targeting patent, arguing obviousness over Burdick and a Burdick‑Grannan combination. The petition seeks institution of the IPR.
Baby Generation, Inc. d/b/a Mockingbird et al. v.Baby Jogger, LLC et al.
Petitioner Baby Generation seeks IPR cancellation of Baby Jogger’s stroller patent, arguing lack of support for a “parallel” feature and obviousness over multiple prior‑art stroller designs.
Topsoe, Inc. et al. v.L'AIR LIQUIDE, SOCIÉTÉ ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCÉDÉS GEORGES CLAUDE
Topsoe has filed an IPR petition seeking to invalidate Air Liquide’s 2023 hydrogen‑production patent, alleging that the claims are obvious over multiple prior‑art references including Martin, Rafati, Gauthier and Terrien.
Evenflo Company, Inc. v.Baby Jogger, LLC et al.
Evenflo has filed an IPR petition challenging all 16 claims of Baby Jogger’s stroller patent, asserting lack of priority and obviousness over multiple prior‑art references. The petition seeks cancellation of the claims.
Harbor Freight Tools USA, Inc. et al. v.Champion Power Equipment, Inc.
Harbor Freight, Generac and MWE petition the PTAB to invalidate 19 claims of Champion Power’s multi‑fuel engine patent, citing extensive prior‑art references. The petition argues anticipation and obviousness under §§102 and 103 and seeks institution of the IPR.
UNION ELECTRIC COMPANY et al. v.MES, Inc.
Union Electric has filed a petition to invalidate BirchTech’s 10,343,114 mercury‑removal patent, asserting lack of written description and obviousness over multiple prior art references. The petition seeks institution of an IPR and cancellation of claims 1‑30.
MWE Investments, LLC et al. v.Champion Power Equipment, Inc.
MWE Investments, Harbor Freight and Generac have filed an IPR petition seeking cancellation of Champion Power Equipment’s dual‑fuel lockout switch patent, arguing that the claims are obvious or anticipated over multiple prior‑art references and that key claim terms lack proper structure.
UNION ELECTRIC COMPANY et al. v.MES, Inc.
Union Electric has filed an IPR petition challenging 29 claims of BirchTech’s mercury‑control patent, asserting lack of written description and anticipation/obviousness over multiple prior art references. The petition seeks institution and cancellation of the claims.
Google LLC v.SoundClear Technologies LLC et al.
Google has filed an IPR petition seeking to invalidate SoundClear’s 11,244,675 patent covering voice‑controlled content generation. The petition asserts obviousness over Raitio/Fahlman and Ocampo/Fahlman combinations for claims 1‑7.
Amazon.com, Inc. et al. v.SoundClear Technologies LLC et al.
Amazon has filed an IPR petition seeking to invalidate all fifteen claims of SoundClear’s ’374 patent, arguing the invention is obvious over multiple prior‑art references covering speech detection, quality evaluation, and LED feedback in two‑way radios.
Monahan Products, LLC (dba UPPAbaby) et al. v.Baby Jogger, LLC et al.
UPPAbaby has filed an IPR petition seeking to invalidate all 30 claims of Baby Jogger’s stroller‑seat attachment patent (U.S. 8,955,869) on the basis of obviousness over multiple prior‑art references.
Amazon.com, Inc. et al. v.SoundClear Technologies LLC et al.
Amazon has filed an IPR petition seeking cancellation of all 20 claims of SoundClear’s 9,031,259 patent, alleging that the claimed speech‑processing system is obvious over a combination of prior‑art references. The petition lists 15 grounds covering VAD, DOA, adaptive filtering and microphone‑array arrangements.
Volkswagen Group of America, Inc. et al. v.Longhorn Automotive Group LLC
Volkswagen has filed an IPR petition seeking cancellation of Longhorn Automotive's 8,265,353 patent covering CT‑PET motion correction. The petition alleges the claims are obvious over prior‑art references Weese, Muehllehner and Wainer. No institution decision has been made yet.
Ascentcare Dental Products, Inc. v.Solmetex, LLC
Ascentcare Dental Products has filed an IPR petition seeking to invalidate 25 claims of Solmetex’s intraoral device patent, alleging obviousness over several prior‑art references. The petition outlines eight grounds and requests institution of the review.
TikTok Inc. v.DiStefano Website Innovations, LLC
TikTok has filed a petition to invalidate all 26 claims of DiStefano’s ’316 patent, asserting obviousness over Block, Arnold, Arora, and Ahlberg references. The petition argues that discretionary denial is unwarranted and seeks cancellation of the entire patent.
Google LLC v.Advanced Coding Technologies LLC
Google has filed an IPR petition challenging all nine claims of U.S. Patent 7,804,891, alleging obviousness over a combination of cellular‑standard prior art. The petition argues the examiner missed critical references and that discretionary denial factors do not apply.
Apple Inc. v.CardWare Inc.
Apple has filed an IPR petition challenging seven claims of CardWare’s ’520 patent covering contactless mobile ATM transactions. The petition argues the claims are obvious over Gill, Smith, Kay, and Gomez references under §103 and seeks institution of the review.
Tesla Inc. v.Granite Vehicle Ventures LLC
Tesla has filed an IPR petition seeking to invalidate 16 claims of a self‑driving vehicle patent owned by Granite Vehicle Ventures. The petition alleges obviousness over a suite of prior‑art references. The case is pending institution.
Google LLC v.Valtrus Innovations Limited et al.
Google has filed an IPR petition seeking cancellation of all 15 claims of Valtrus’s ’967 patent covering redundant power supplies. The petition relies on anticipation by Zak and obviousness over Susong, Chang, and Edelen, and argues that discretionary denial is unwarranted.
FreightCar America, Inc. v.National Steel Car Limited
FreightCar America filed an IPR petition seeking cancellation of all 44 claims of U.S. Patent 8,132,515, asserting that the hopper‑car features were obvious in view of historic rail‑car literature. The petition relies on multiple early‑20th‑century references and expert testimony to demonstrate lack of novelty.
Apple Inc. v.CardWare Inc.
Apple has filed an IPR petition seeking to invalidate 18 claims of CardWare’s ’538 patent covering tokenized NFC payments. The petition asserts obviousness over a combination of five prior‑art references.
Aerin Medical Inc. v.Neurent Medical Ltd. et al.
Aerin Medical has petitioned the PTAB to invalidate claims 1‑30 of Neurent’s ’973 patent, arguing obviousness over Townley and Wolf‑003/Wolf‑290 disclosures. The petition seeks institution and cancellation of the claims.
Belden Inc. et al. v.CommScope Technologies LLC
Belden, PPC Broadband, and Opterna have filed an IPR petition challenging 29 claims of CommScope’s ’417 fiber‑optic enclosure patent, asserting obviousness over Hogan, Walters, and Abel. The petition seeks institution and cancellation of the claims.
Apple Inc. v.CardWare Inc.
Apple has filed a petition for inter partes review of CardWare’s U.S. Patent 10,339,520, challenging all 17 claims as obvious over multiple prior‑art references. The petition outlines six grounds covering the full claim set and seeks institution of the IPR.
Perfect Corporation v.Zugara, Inc.
Perfect Corp. petitions the PTAB to invalidate 13 claims of Zugara’s virtual‑try‑on patent, asserting obviousness over prior‑art patents and CyberLink’s YouCam 3 publications.
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