Case Type

Patent Lawsuits

Among the 100,387 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.

100,387 Cases — Newest First

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
Jonathan Black Kotyk v. Jeffrey Simon

Patent Open District Court, C.D. CaliforniaNo. 2:26-cv-05158Filed 05/13/2026
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
Malikie Innovations Ltd v. American Honda Motor Co Inc

Patent Open District Court, N.D. TexasNo. 3:26-cv-01503Filed 05/11/2026
Xiangshan Zhang v. Vivosun Inc

Patent Open District Court, C.D. CaliforniaNo. 5:26-cv-02458Filed 05/08/2026
Algebraix LLC v. Microsoft Corporation

Patent Open District Court, E.D. TexasNo. 2:26-cv-00389Filed 05/08/2026
Pacific Research Group Pte. Ltd v. Analog Devices, Inc

Patent Open District Court, W.D. TexasNo. 7:26-cv-00186Filed 05/08/2026
Comcast Cable Communications LLC v. Novacloud Licensing LLC

Patent Open District Court, N.D. CaliforniaNo. 3:26-cv-04259Filed 05/08/2026
I4F Licensing N.V v. Changzhou Subili New Materials Co., Ltd

Patent Open District Court, C.D. CaliforniaNo. 2:26-cv-04985Filed 05/08/2026
10X Genomics, Inc v. Element Biosciences, Inc

Patent Open District Court, D. DelawareNo. 1:26-cv-00538Filed 05/08/2026
Semisilicon Technology Corp v. Inmusic, LLC

Patent Open District Court, S.D. FloridaNo. 0:26-cv-61380Filed 05/07/2026
Vm Innovations I, LLC v. Coinbase Global, Inc

Patent Open District Court, N.D. TexasNo. 7:26-cv-00051Filed 05/07/2026
Illumina, Inc v. BillionToOne, Inc

Patent Open District Court, D. DelawareNo. 1:26-cv-00531Filed 05/07/2026
Videotex LLC v. Mbc Fz LLC

Patent Open District Court, E.D. TexasNo. 2:26-cv-00384Filed 05/07/2026
Videotex LLC v. Rumble Canada Inc

Patent Open District Court, E.D. TexasNo. 2:26-cv-00385Filed 05/07/2026
Videotex LLC v. Starz Entertainment Corp

Patent Open District Court, E.D. TexasNo. 2:26-cv-00386Filed 05/07/2026
Videotex LLC v. Kick Streaming Pty Ltd

Patent Open District Court, E.D. TexasNo. 2:26-cv-00383Filed 05/07/2026
Videotex LLC v. Hong Kong LiveMe Corporation Limited

Patent Open District Court, E.D. TexasNo. 2:26-cv-00382Filed 05/07/2026
Videotex LLC v. Dazn Limited

Patent Open District Court, E.D. TexasNo. 2:26-cv-00381Filed 05/07/2026
Shenzhen Star NO.6 Technology Co., Ltd v. Green Light Innovations Inc

Patent Open District Court, N.D. IllinoisNo. 1:26-cv-05284Filed 05/06/2026
Kent Imaging, Inc v. Moleculight Inc

Patent Open District Court, N.D. CaliforniaNo. 3:26-cv-04166Filed 05/06/2026
Kent Imaging, Inc v. Moleculight Inc

Patent Open District Court, N.D. CaliforniaNo. 3:26-cv-04163Filed 05/06/2026
i4F Licensing N.V v. Haining Mingyuan Decorative Materials Co. Ltd

Patent Open District Court, C.D. CaliforniaNo. 2:26-cv-04904Filed 05/06/2026
Ubiquitous Audio Synchronicity LLC v. Kathrein Solutions GmbH

Patent Open District Court, E.D. TexasNo. 2:26-cv-00380Filed 05/06/2026
QuanteFi Corporation v. Hewlett Packard Enterprise Company

Patent Open District Court, E.D. TexasNo. 2:26-cv-00377Filed 05/06/2026
Ubiquitous Audio Synchronicity LLC v. Siemens Corporation

Patent Open District Court, E.D. TexasNo. 2:26-cv-00378Filed 05/06/2026

Showing 301–350 of 100,387

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