Quinn Emanuel Urquhart& Sullivan
Counsel of record in 58 federal IP lawsuits tracked by IP Feed.
- Openfor plaintiffC.D. Cal.2026-09-04Masimo Corporation v. Apple Inc.
Masimo sues Apple for allegedly infringing patents on wearable health monitoring technology in smartwatches.
- OpenTXED2026-09-04Advanced Integrated Circuit Process LLC v. United Microelectronics Corporation
Advanced Integrated Circuit Process sues United Microelectronics and Taiwan Semiconductor for patent infringement.
- Openfor defendantN.D. Cal.2026-09-04Nazemian v. NVIDIA Corporation
Authors Nazemian, Orlean, Dubus, O'Nan, and Keene sue NVIDIA for copyright infringement.
- Closedfor defendantS.D.N.Y.2026-09-03Network-1 Technologies, Inc. v. Google, L.L.C.
Network-1 Technologies sues Google and YouTube for infringing patents related to content identification technology.
- Closedfor plaintiffS.D. Cal.2026-09-03Taction Technology, Inc. v. Apple Inc.
Taction Technology sues Apple for allegedly infringing its patents in Apple products or services.
- Openfor defendantN.D. Cal.2026-09-03Carreyrou v. Anthropic PBC
Journalist John Carreyrou sues Anthropic for copyright infringement over allegedly unlicensed use of his published works.
- Closedfor defendantC.D. Cal.2026-09-02Sonos, Inc. v. Google LLC
Sonos sues Google for infringing patents on wireless speaker technology and audio streaming systems.
- Openfor defendantN.D. Cal.2026-09-01AlmondNet, Inc. v. Bytedance Inc.
AlmondNet is suing ByteDance and its TikTok subsidiaries for patent infringement. The case involves patents likely related to data handling, ad technology, or user analytics—core to TikTok's platform. AlmondNet is seeking damages for unauthorized use of its patented technology.
- Openfor defendantN.D. Cal.2026-08-31IYO, Inc. v. IO Products, Inc.
IYO, Inc. sues IO Products, Inc. for trademark infringement in federal court.
- Openfor defendantN.D. Cal.2026-08-28Gemini Data, Inc. v. Google LLC
Gemini Data sues Google for trademark infringement over the Gemini name.
- Openfor defendantTXED2026-08-27MASSIVELY BROADBAND LLC v. Samsung Electronics Co., Ltd.
Massively Broadband LLC sues Samsung for infringing its broadband technology patents.
- Closedfor plaintiffN.D. Cal.2026-08-26Gamevice, Inc. v. Nintendo Co., Ltd.
Gamevice sues Nintendo and Apple for allegedly infringing patents on gaming controller technology.
- Openfor defendantS.D.N.Y.2026-08-24UMG Recordings, Inc. v. Uncharted Labs, Inc.
Major record labels sue Uncharted Labs' Udio.com for copyright infringement via AI music generation.
- ClosedTXED2026-08-19United Services Automobile Association v. PNC Bank N.A.
USAA sues PNC Bank and others for infringing its mobile check deposit patents.
- Openfor defendantTXED2026-08-18Telcom Ventures LLC v. Samsung Electronics Co., Ltd.
Telcom Ventures sues Samsung for infringing its patent technology in electronics.
- Openfor defendantN.D. Cal.2026-08-17LinkedIn Corporation v. ProAPIs Inc.
LinkedIn sues ProAPIs, Netswift, and Alam Rehmat for trademark infringement under the Lanham Act.
- Openfor defendantN.D. Cal.2026-08-11HEADWATER RESEARCH LLC v. Google LLC
Headwater Research sues Google for patent infringement in federal court.
- Openfor defendantN.D. Cal.2026-08-10VirtaMove, Corp. v. Google LLC
VirtaMove sues Google for patent infringement related to virtual movement technology.
- Closedfor plaintiffN.D. Cal.2026-08-10Huckabee v. Meta Platforms, Inc.
Mike Huckabee and others sue Meta Platforms for copyright infringement.
- Closedfor defendantS.D.N.Y.2026-08-10Network-1 Technologies, Inc. v. Google, L.L.C.
Network-1 Technologies sues Google and YouTube for infringing patents related to digital content identification technology.
- Openfor defendantC.D. Cal.2026-08-07Disney Enterprises, Inc. v. Minimax
Disney and major studios sue Minimax and affiliates for copyright infringement.
- Openfor plaintiffN.D. Cal.2026-08-07Google LLC v. Sonos, Inc.
Google sued Sonos for allegedly infringing patents related to audio technology and wireless speaker functionality.
- Openfor defendantDED2026-08-04Coupa Software Inc. v. Optilogic, Inc.
Coupa Software sues Optilogic for copyright infringement over software code or design elements.
- Openfor defendantILND2026-07-27Kogon v. Google, LLC
Sam Kogon sues Google and others for copyright infringement over disputed sound recordings and music rights.
- Openfor defendantS.D.N.Y.2026-07-06Shopify Inc. v. Shopline Technology Holdings Pte. Ltd.
Shopify sues Shopline for copyright infringement in federal court.
- ClosedN.D. Cal.2026-06-18Rearden LLC v. The Walt Disney Company
Rearden LLC sues Disney for copyright infringement across multiple production entities and subsidiaries.
- ClosedN.D. Cal.2026-06-18Carnegie Mellon University v. LSI Corporation
Carnegie Mellon sues LSI Corporation and Marvell Semiconductor for infringing patents related to data storage technology.
- Closedfor defendantN.D. Cal.2026-06-08Sonos, Inc. v. Google LLC
Sonos sues Google for patent infringement over speaker and audio technology patents.
- Openfor defendantN.D. Cal.2026-05-29Baron App, Inc. d/b/a/ Cameo v. OpenAI, Inc.
Cameo sues OpenAI for trademark infringement over alleged unauthorized use of celebrity likenesses and names.
- Closedfor plaintiffN.D. Cal.2026-05-29Reddit, Inc. v. Anthropic PBC
Reddit sues Anthropic for copyright infringement, alleging the AI company used Reddit's posts to train its Claude models without permission.
- Openfor defendantC.D. Cal.2026-05-27Wizards of OBS, LLC v. Bytedance Ltd.
Wizards of OBS sues TikTok and ByteDance for allegedly infringing copyrighted content on the platform.
- Closedfor plaintiffS.D.N.Y.2026-03-18Bprotocol Foundation v. Universal Navigation Inc.
Bprotocol Foundation sues Universal Navigation Inc. for patent infringement.
- Closedfor plaintiffN.D. Cal.2026-02-09OpenAI, Inc. v. Open Artificial Intelligence, Inc.
OpenAI sues Open Artificial Intelligence for trademark infringement over the 'OpenAI' name.
- Openfor defendantTXED2025-10-06Advanced Integrated Circuit Process LLC v. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LIMITED
Advanced Integrated Circuit Process sues Taiwan Semiconductor Manufacturing for infringing its integrated circuit patents.
- Closedfor defendantTXND2025-08-20Valtrus Innovations Ltd v. Google LLC
Valtrus Innovations sues Google and AMD for infringing its patents in Texas federal court.
- Closedfor defendantTXED2025-07-09Evolved Wireless, LLC v. Samsung Electronics Co., Ltd.
Evolved Wireless sues Samsung for infringing its patents in wireless technology products and devices.
- Openfor defendantVAED2025-05-23Security First Innovations, LLC v. Google LLC
Security First Innovations sues Google for infringing its patent technology.
- Openfor defendantTXND2025-03-04Valtrus Innovations Ltd v. Google LLC
Valtrus Innovations sued Google and Key Patent Innovations for patent infringement in federal court.
- ClosedN.D. Cal.2025-02-06Droplets, Inc. v. Yahoo! Inc.
Droplets, Inc. sued Yahoo, Google, Amazon, Apple, Facebook, YouTube, and others for patent infringement in federal court. The case centers on a patent technology (U.S. Patent 271) related to droplets or liquid-based applications. Multiple major tech companies are named as defendants, suggesting the patent covers a widely-used feature or process across digital platforms.
- Closedfor defendantTXED2025-01-01MOSAID Technologies, Inc. v. MediaTek, Inc.
MOSAID Technologies is suing MediaTek and two executives (Keyzer and Folsom) for patent infringement in federal court in Texas. The lawsuit targets MediaTek's technology, alleging unauthorized use of MOSAID's patented innovations. The case centers on intellectual property rights and could affect MediaTek's product line and licensing obligations.
- Openfor defendantN.D. Cal.2024-12-13Visier, Inc. v. Google LLC
Visier sues Google for trademark infringement over allegedly infringing use of Visier's distinctive marks.
- Openfor plaintiffVAED2024-06-27Samsung Electronics Co., Ltd v. Datang Mobile Communications Equipment Co., Ltd.
Samsung sued Datang Mobile for patent infringement in a declaratory judgment action over mobile communications technology.
- Openfor plaintiffN.D. Cal.2024-02-27Google LLC v. Sonos, Inc.
Google sued Sonos for patent infringement related to audio technology and smart speaker functionality.
- Closedfor plaintiffTXED2024-02-26Alacritech Inc. v. CenturyLink, Inc.
Alacritech sues CenturyLink and multiple tech companies for infringing its patents on network acceleration technology.
- Closedfor defendantN.D. Cal.2023-02-22Netlist, Inc. v. Google LLC
Netlist sues Google for infringing its patents related to memory technology and data storage.
- ClosedS.D.N.Y.2022-09-13Nike, Inc. v. Wu
Nike is suing Wu and multiple Chinese financial institutions over trademark infringement in federal court in New York. The case centers on alleged unauthorized use of Nike's trademark rights, with defendants including major banks and individuals connected to Next Investments, LLC. The lawsuit seeks to protect Nike's brand from counterfeiting or unlicensed commercial activity.
- Openfor defendantN.D. Cal.2021-07-22Kaufman v. Salesforce.com, Inc.
Michael Kaufman sues Salesforce for patent infringement related to software technology.
- Closedfor defendantN.D. Cal.2021-07-13Speed Track, Inc. v. Amazon.com, Inc.
Speed Track sues Amazon and major retailers for patent infringement across e-commerce operations.
- ClosedN.D. Cal.2021-03-12Waymo LLC v. Uber Technologies, Inc.
Waymo sues Uber for stealing autonomous vehicle LiDAR technology and trade secrets.
- Closedfor plaintiffC.D. Cal.2021-03-04Pharrell Williams v. Bridgeport Music Inc
Pharrell Williams and Robin Thicke sued for copyright infringement over the song "Blurred Lines" allegedly copying Marvin Gaye's work.
- ClosedN.D. Cal.2020-03-30Keck v. Alibaba.com, Inc.
Artist Keck sues Alibaba and 18 Chinese sellers for copyright infringement over allegedly copied artwork.
- Closedfor defendantN.D. Cal.2018-12-20Blizzard Entertainment, Inc. v. Lilith Games (Shanghai) Co. Ltd.
Blizzard Entertainment sued Lilith Games, uCool, and related entities for copyright infringement over a mobile game allegedly copying World of Warcraft's distinctive characters, gameplay, and visual elements. The case targets what Blizzard claims is unauthorized use of its copyrighted game assets and mechanics in a competing title distributed through Valve's platform.
- ClosedN.D. Cal.2018-06-29Apple Inc. v. Samsung Electronics Co. Ltd.
Apple sues Samsung for patent and trademark infringement over smartphone design and technology.
- Closedfor plaintiffTXED2017-05-30Eolas Technologies Incorporated v. Amazon.com, Inc.
Eolas Technologies sues Amazon for patent infringement in federal court in Texas.
- Closedfor plaintiffN.D. Cal.2017-02-01Good Technology Corporation v. MobileIron, Inc.
Good Technology sues MobileIron for infringing patents related to mobile device management technology.
- Closedfor plaintiffS.D.N.Y.2014-08-18Kirschner v. Grant Thornton LLP
Marc S. Kirschner sued Grant Thornton LLP and numerous financial firms in federal court over trademark infringement under securities law. The case involves competing claims over financial services marks and branding used by the defendants, with major accounting firms PwC, Ernst & Young, and Mayer Brown named as co-defendants in a complex dispute spanning multiple financial entities.
- Closedfor plaintiffC.D. Cal.2012-04-26Perfect 10 Inc v. Google Inc
Perfect 10, an adult content publisher, is suing Google for copyright infringement over Google's indexing and display of Perfect 10's copyrighted photographs in Google Images search results. The case challenges whether Google's thumbnail images and cached versions of Perfect 10's works constitute fair use or infringing reproduction.
- Closedfor plaintiffN.D. Cal.2003-03-25Siliconix Inc. v. General Semiconductor Inc.
Siliconix sued General Semiconductor for patent infringement in federal court. The case involves semiconductor technology and patents under 35 U.S.C. § 271, though specific patent numbers and technical details aren't disclosed in the case caption.
Counsel sourced from public CourtListener docket records; firm names are normalized across spellings and office locations. Appearing for a party is not an endorsement of any position.