Perkins Coie

Counsel of record in 32 federal IP lawsuits tracked by IP Feed.

3 for plaintiffs21 for defendants
  1. Openfor defendantN.D. Cal.2026-09-01
    Valjakka v. Netflix, Inc.

    Valjakka sues Netflix for patent infringement related to unspecified technology or method.

  2. Openfor defendantN.D. Cal.2026-08-31
    B.S.D Crown, Ltd. v. Amazon.com, Inc.

    B.S.D Crown sues Amazon for patent infringement under federal patent law.

  3. OpenTXED2026-08-31
    Headwater Research LLC v. Walmart Inc.

    Headwater Research sues Walmart, Amazon, Uber, and Target for infringing its patents.

  4. OpenC.D. Cal.2026-08-28
    Entropic Communications, LLC v. DIRECTV, LLC

    Entropic Communications sues DIRECTV, Dish Network, and AT&T for infringing its patents in set-top boxes and video delivery technology.

  5. Openfor defendantN.D. Cal.2026-08-27
    Reed Semiconductor Corp. v. Monolithic Power Systems, Inc.

    Reed Semiconductor is suing Monolithic Power Systems for patent infringement. The lawsuit centers on semiconductor technology patents, with Reed alleging that Monolithic Power's products infringe its intellectual property rights in the semiconductor design and manufacturing space.

  6. Closedfor defendantN.D. Cal.2026-08-27
    MPH Technologies Oy v. Apple, Inc.

    MPH Technologies sues Apple for patent infringement in federal court.

  7. Closedfor defendantN.D. Cal.2026-08-26
    Gamevice, Inc. v. Nintendo Co., Ltd.

    Gamevice sues Nintendo and Apple for allegedly infringing patents on gaming controller technology.

  8. OpenTXED2026-08-24
    Aspen Networks, Inc. v. AT&T Inc.

    Aspen Networks sues AT&T, T-Mobile, and Verizon for infringing its patents in wireless networking technology.

  9. Openfor defendantC.D. Cal.2026-08-14
    Perceptix Technologies LLC v. Meta Platforms, Inc.

    Perceptix Technologies sues Meta for patent infringement over technology used in Meta's products.

  10. Openfor plaintiffN.D. Cal.2026-08-04
    Comeback Media, Inc. v. Particle Media, Inc.

    Comeback Media sues Particle Media for copyright infringement.

  11. OpenTXED2026-07-08
    Induction Devices LLC v. Dick's Sporting Goods, Inc.

    Induction Devices sues Dick's Sporting Goods and major retailers for infringing its patent technology.

  12. Openfor defendantC.D. Cal.2026-06-08
    Media Content Protection LLC v. Hisense Co. Ltd

    Media Content Protection sues Hisense and Philips for infringing patent technology in televisions.

  13. Openfor defendantN.D. Cal.2026-05-28
    BSD Crown, Ltd. v. Amazon.Com Inc.

    BSD Crown sues Amazon for patent infringement over unspecified patented technology or business method.

  14. Openfor defendantN.D. Cal.2026-04-17
    Veeva Systems Inc. v. Microsoft Corporation

    Veeva Systems sues Microsoft for trademark infringement in federal court.

  15. Closedfor defendantTXED2025-12-15
    Media Key LLC v. BenQ Corporation

    Media Key LLC sues BenQ and ASUSTEK for allegedly infringing patents related to media technology.

  16. Openfor defendantN.D. Cal.2025-11-14
    Rogozinski v. Reddit, Inc.

    Rogozinski sues Reddit for trademark infringement over the subreddit r/wallstreetbets branding and community identity.

  17. Closedfor defendantN.D. Cal.2025-04-08
    Never-Search, Inc. v. Microsoft Corp.

    Never-Search sues Microsoft for patent infringement over search technology.

  18. Closedfor defendantN.D. Cal.2024-08-29
    Eolas Technologies Incorporated v. Amazon.com, Inc.

    Eolas Technologies sues Amazon for infringing its web browser patent technology.

  19. Closedfor defendantTXED2024-07-16
    Parus Holdings, Inc. v. Charles Schwab Corporation

    Parus Holdings is suing Charles Schwab, Capital One, Bank of America, and Fidelity over alleged patent infringement. The lawsuit concerns a patent related to financial services technology. The defendants are major financial institutions accused of using Parus's patented technology without authorization.

  20. Closedfor defendantTXED2024-04-26
    Display Technologies, LLC v. Activision Publishing, Inc.

    Display Technologies sues Activision Publishing for allegedly infringing its patents in video game technology.

  21. Closedfor defendantN.D. Cal.2024-04-19
    Big Run Studios Inc. v. AviaGames Inc.

    Big Run Studios sues AviaGames for copyright infringement over game content.

  22. Closedfor defendantN.D. Cal.2024-04-18
    Skillz Platform Inc. v. AviaGames Inc.

    Skillz Platform Inc. is suing AviaGames Inc., along with individuals Peng Zhang and Vickie Chen, for patent infringement. The lawsuit centers on technology related to the Skillz gaming platform, which enables competitive mobile gaming tournaments. Skillz alleges that AviaGames unlawfully used patented aspects of its platform technology.

  23. Closedfor defendantN.D. Cal.2024-03-04
    Firstface Co., Ltd. v. Apple, Inc.

    Firstface Co., Ltd. is suing Apple over patent infringement in federal court in Northern California. The case involves a patent related to facial recognition or face-detection technology. Motorola Mobility is also named as a non-party, suggesting the patent may apply across multiple device makers in the mobile space.

  24. Closedfor plaintiffTXED2024-02-26
    Alacritech Inc. v. CenturyLink, Inc.

    Alacritech sues CenturyLink and multiple tech companies for infringing its patents on network acceleration technology.

  25. Openfor plaintiffN.D. Cal.2023-06-07
    Twitter, Inc. v. Voip-Pal.com, Inc.

    Twitter sued VoIP-Pal over patent infringement related to voice-over-IP technology and communications patents.

  26. ClosedTXED2022-10-27
    Entropic Communications, LLC v. DIRECTV, LLC

    Entropic Communications sues DIRECTV, AT&T, and Dish Network for patent infringement over technology.

  27. Closedfor defendantN.D. Cal.2021-02-12
    Artifex Software, Inc. v. John Wiley & Sons, Inc.

    Artifex Software sues John Wiley & Sons for copyright infringement over disputed content usage.

  28. Closedfor defendantS.D. Cal.2020-10-26
    Bell Northern Research, LLC v. Coolpad Technologies, Inc.

    Bell Northern Research sues Coolpad, Kyocera, Broadcom, and Yulong for infringing its patents.

  29. ClosedTXED2020-06-30
    Ericsson Inc. v. D-Link Corporation

    Ericsson sues D-Link, Intel, Toshiba, Dell, Gateway, Acer, Netgear, and Belkin for patent infringement.

  30. Closedfor defendantTXED2019-01-25
    SyncPoint Imaging, LLC v. Nintendo of America Inc.

    SyncPoint Imaging sues Nintendo and partners for infringing its patent technology in gaming systems.

  31. ClosedN.D. Cal.2018-06-29
    Apple Inc. v. Samsung Electronics Co. Ltd.

    Apple sues Samsung for patent and trademark infringement over smartphone design and technology.

  32. ClosedN.D. Cal.2016-12-15
    Richtek Technology Corporation v. uPI Semiconductor Corporation

    Richtek Technology sues uPI Semiconductor for patent infringement involving power management or semiconductor technology.

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.