Case Type

Patent Lawsuits

Among the 85,142 Patent lawsuits in this index, the most common cause of action is Patent Infringement.

Patent lawsuits allege infringement of a patented invention — that another party made, used, or sold a protected technology without authorization. These cases are common in technology and pharmaceutical industries.

85,142 Cases — Newest First

Optics Innovation LLC v. Hmd Global

Patent Open District Court, E.D. TexasNo. 2:26-cv-00422Filed 05/21/2026
Optics Innovation LLC v. Apple Inc

Patent Open District Court, W.D. TexasNo. 7:26-cv-00203Filed 05/21/2026
Castle Fit Corporation v. Friend Enterprises LLC

Patent Open District Court, D. DelawareNo. 1:26-cv-00588Filed 05/21/2026
Fuzhou Yiyunhui Trading Co., Ltd v. FeltRight, LLC

Patent Open District Court, N.D. IllinoisNo. 1:26-cv-05968Filed 05/21/2026
Hermes Ip Management LLC v. Tcl Technology Group Corporation F/K/A Tcl Corporation

Patent Open District Court, E.D. TexasNo. 2:26-cv-00421Filed 05/21/2026
Nortrup v. Kia Corporation

Patent Open District Court, E.D. TexasNo. 4:26-cv-00543Filed 05/21/2026
Nortrup v. Hyundai Motor America Inc

Patent Open District Court, E.D. TexasNo. 4:26-cv-00542Filed 05/21/2026
Nortrup v. Ford Motor Company

Patent Open District Court, E.D. TexasNo. 4:26-cv-00540Filed 05/21/2026
Dish Technologies L.L.C v. Patreon, Inc

Patent Open District Court, D. DelawareNo. 1:26-cv-00584Filed 05/21/2026
Advanced Transactions, LLC v. EyeBuyDirect, Inc

Patent Open District Court, W.D. TexasNo. 1:26-cv-01352Filed 05/21/2026
20/20 Vision Center, LLC v. DigitalOptometrics LLC

Patent Open District Court, D. DelawareNo. 1:26-cv-00581Filed 05/21/2026
Intake Breathing Technology, LLC v. The Individual Partnership and Unincorporated Association Identified on Schedule A

Patent Open District Court, M.D. FloridaNo. 6:26-cv-01124Filed 05/20/2026
InnoBrilliance, LLC v. Warner Bros. Discovery, Inc

Patent Open District Court, D. DelawareNo. 1:26-cv-00578Filed 05/20/2026
SpectraNet Technologies LLC v. Raft Technologies Ltd

Patent Open District Court, N.D. IllinoisNo. 1:26-cv-05870Filed 05/20/2026
SpectraNet Technologies LLC v. Jump Financial, LLC

Patent Open District Court, N.D. IllinoisNo. 1:26-cv-05866Filed 05/20/2026
SpectraNet Technologies LLC v. Optiver Holding B.V

Patent Open District Court, N.D. IllinoisNo. 1:26-cv-05857Filed 05/20/2026
Nearby Systems LLC v. Walgreens Co

Patent Open District Court, E.D. TexasNo. 2:26-cv-00418Filed 05/19/2026
SpectraNet Technologies LLC v. IMC-Chicago, LLC

Patent Open District Court, N.D. IllinoisNo. 1:26-cv-05838Filed 05/19/2026
Smith v. Chandler

Patent Open District Court, D. New MexicoNo. 1:26-cv-01615Filed 05/19/2026
Nixu Fl Ip Protection LLC v. Infoblox Federal, Inc

Patent Open District Court, E.D. VirginiaNo. 1:26-cv-01345Filed 05/19/2026
Hyatt v. Squires

Patent Open District Court, E.D. VirginiaNo. 1:26-cv-01343Filed 05/19/2026
Slyde Analytics LLC v. Polar Electro Oy

Patent Open District Court, E.D. TexasNo. 2:26-cv-00416Filed 05/19/2026
Slyde Analytics LLC v. Xiaomi Corporation

Patent Open District Court, E.D. TexasNo. 2:26-cv-00415Filed 05/19/2026
Computer Protection Ip, LLP v. Samsung Electronics Co., Ltd

Patent Open District Court, E.D. TexasNo. 2:26-cv-00414Filed 05/19/2026
Cp Studios, LLC v. Twitch Interactive, Inc

Patent Open District Court, D. DelawareNo. 1:26-cv-00571Filed 05/18/2026
Imaginings 3, Inc v. Tat Lee Confectionery and Novelty Co., Ltd

Patent Open District Court, N.D. IllinoisNo. 1:26-cv-05777Filed 05/18/2026
Keysoft, Inc v. Sap Se

Patent Open District Court, E.D. TexasNo. 4:26-cv-00523Filed 05/18/2026
Keysoft, Inc v. Zoho Corporation

Patent Open District Court, W.D. TexasNo. 1:26-cv-01326Filed 05/18/2026
Malikie Innovations Ltd v. Tcl Industries Holdings Co., Ltd

Patent Open District Court, E.D. TexasNo. 2:26-cv-00413Filed 05/18/2026
Abc, Ip, LLC v. Optics Planet Inc

Patent Open District Court, E.D. TexasNo. 4:26-cv-00521Filed 05/18/2026
Zhu v. Schedule A

Patent Open District Court, W.D. PennsylvaniaNo. 2:26-cv-00970Filed 05/17/2026
Lone Star Document Management, LLC v. Micro Focus (US) Group, Inc

Patent Open District Court, W.D. TexasNo. 1:26-cv-01306Filed 05/15/2026
SmartOrder LLC v. Yum! Brands, Inc

Patent Open District Court, E.D. TexasNo. 2:26-cv-00406Filed 05/15/2026
SmartOrder LLC v. Chipotle Mexican Grill, Inc

Patent Open District Court, E.D. TexasNo. 2:26-cv-00402Filed 05/15/2026
SmartOrder LLC v. Chick-fil-A, Inc

Patent Open District Court, E.D. TexasNo. 2:26-cv-00401Filed 05/15/2026
Massachusetts Institute of Technology v. Microsoft Corporation

Patent Open District Court, E.D. TexasNo. 2:26-cv-00400Filed 05/15/2026
Academia Sinica v. Microsoft Corporation

Patent Open District Court, E.D. TexasNo. 2:26-cv-00397Filed 05/14/2026
Arlington Technologies LLC v. Lark Technologies Pte. Ltd

Patent Open District Court, E.D. TexasNo. 2:26-cv-00396Filed 05/14/2026
Intellectual Ventures I LLC v. UnitedHealth Group Inc

Patent Open District Court, E.D. TexasNo. 2:26-cv-00395Filed 05/14/2026
Earin Ab v. Skullcandy, Inc

Patent Open District Court, D. DelawareNo. 1:26-cv-00555Filed 05/13/2026
Seer, Inc v. Nanomics Biotechnology Co., Ltd

Patent Open District Court, N.D. IllinoisNo. 1:26-cv-05498Filed 05/12/2026
Faunus Ip Holdings LLC v. Starkey Laboratories, Inc

Patent Open District Court, D. MinnesotaNo. 0:26-cv-02582Filed 05/12/2026
Hexin Holding Limited v. The Partnerships and Unincorporated Associations Identified on Schedule A

Patent Open District Court, N.D. IllinoisNo. 1:26-cv-05440Filed 05/12/2026
PureWick Corporation v. Medline Inc

Patent Open District Court, D. DelawareNo. 1:26-cv-00546Filed 05/11/2026
Genius Sports Ss, LLC v. SportsCastr Inc

Patent Open District Court, S.D. New YorkNo. 1:26-cv-03900Filed 05/11/2026
Balanced Body, Inc v. Black Hills Core Collective, LLC

Patent Open District Court, D. South DakotaNo. 5:26-cv-05061Filed 05/11/2026
MonolithIC 3D Inc v. Nvidia Corporation

Patent Open District Court, W.D. TexasNo. 7:26-cv-00190Filed 05/11/2026
MonolithIC 3D Inc v. Sk Hynix Inc

Patent Open District Court, E.D. TexasNo. 2:26-cv-00393Filed 05/11/2026
Taasera Licensing LLC v. Bitdefender Holding B.V

Patent Open District Court, E.D. TexasNo. 2:26-cv-00391Filed 05/11/2026
Hong Kong Zhan Teng Jiada Technology Ltd v. Shenzhen Liqiu Sanhou Technology Co., Ltd

Patent Open District Court, N.D. IllinoisNo. 1:26-cv-05413Filed 05/11/2026

Showing 251–300 of 85,142

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