AT&T

AT&T is named in 33 U.S. federal IP lawsuits · 19 active.

  1. ActivePatentTXED· 2:25-cv-003052026-06-03
    Lemko Corporation v. AT&T Inc.

    Lemko Corporation sues AT&T for patent infringement across multiple AT&T subsidiaries and entities.

  2. ActivePatentC.D. Cal.· 2:22-cv-077752026-06-03
    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.

  3. ActivePatentTXED· 2:23-cv-004762026-06-03
    Aspen Networks, Inc. v. AT&T Inc.

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

  4. ActivePatentFLSD· 1:24-cv-212262026-06-03
    Hernandez v. Stingray Digital Group Inc.

    Edwin Hernandez sues Stingray Digital and multiple telecom/media companies for patent infringement.

  5. ActivePatentTXED· 2:23-cv-004862026-06-02
    ASUS Technology Licensing Inc. v. AT&T Inc.

    ASUS Technology Licensing sues AT&T and others for infringing wireless technology patents.

  6. ActivePatentDED· 1:25-cv-011062026-06-01
    Nokia of America Corporation v. Acer Inc.

    Nokia sues Acer and major U.S. carriers over patent infringement in mobile devices.

  7. ActivePatentTXED· 2:25-cv-012482026-06-01
    Cloud Controls LLC v. T-Mobile USA, Inc.

    Cloud Controls sues T-Mobile, Verizon, and AT&T for infringing its patent technology.

  8. ActivePatentTXED· 2:25-cv-006972026-05-29
    XR Communications LLC d/b/a Vivato Technologies v. T- Mobile USA, Inc.

    XR Communications sues T-Mobile, AT&T, and Verizon for infringing its wireless communication patents.

  9. ActivePatentN.D. Cal.· 5:26-mc-800642026-05-29
    Cornell University v. AT&T Inc.

    Cornell University sues Apple, AT&T, and Verizon for patent infringement over unnamed technology.

  10. ActivePatentTXED· 2:24-cv-001952026-05-28
    Smart RF Inc. v. AT&T Mobility LLC

    Smart RF sues AT&T, Samsung, Nokia, Ericsson, Sprint, and T-Mobile for infringing wireless RF patents.

  11. ActivePatentC.D. Cal.· 2:23-cv-010432026-05-28
    Entropic Communications, LLC v. DISH Network Corporation

    Entropic Communications sues DISH, Comcast, Cox, MaxLinear, AT&T, and DIRECTV for infringing its patents.

  12. ActivePatentTXED· 2:26-cv-000252026-05-26
    Acer, Inc. v. AT&T, Inc.

    Acer sues AT&T for patent infringement over mobile technology.

  13. ActivePatentTXED· 2:25-cv-000542026-05-26
    Cornell University v. AT&T Inc.

    Cornell University sues AT&T and Verizon for patent infringement related to telecommunications technology.

  14. ActivePatentDED· 1:25-cv-011112026-04-02
    OnePass Data Technology LLC v. AT&T Services Inc.

    OnePass Data Technology sues AT&T Services for patent infringement over data technology.

  15. ActivePatentTXED· 2:25-cv-012462026-02-24
    Cloud Controls LLC v. AT&T Inc.

    Cloud Controls sues AT&T for patent infringement in federal court.

  16. ActivePatentTXED· 2:23-cv-003972025-11-14
    Headwater Research LLC v. AT&T Inc.

    Headwater Research sues AT&T for infringing its patents in a technology licensing dispute.

  17. ActivePatentFed. Cir.· 24-10392025-09-24
    Finesse Wireless LLC v. AT&T Mobility LLC

    Finesse Wireless sues AT&T, Ericsson, and Nokia for allegedly infringing wireless technology patents.

  18. ActiveCopyrightTXED· 4:25-cv-009942025-09-09
    Brothers Car Wash Inc dba Kwik Kar Wash of Lantana v. Tri-State Insurance Company of Minnesota

    Brothers Car Wash sues Tri-State Insurance over copyright infringement in diversity insurance contract dispute.

  19. ActivePatentTXED· 2:24-cv-005882025-08-04
    Quantum Technology Innovations, LLC v. AT&T Inc.

    Quantum Technology Innovations sues AT&T for infringing its patents in alleged technology violations.

  20. DormantPatentTXED· 2:23-cv-003982025-01-31
    Headwater Research LLC v. AT&T Inc. <b><font color="red">PURSUANT TO COURT ORDER, DOCKET IN LEAD CASE 2:23CV397</font></b>

    Headwater Research sues AT&T for infringing its patents in alleged telecommunications technology.

  21. DormantPatentTXED· 2:22-cv-004742024-10-18
    Cobblestone Wireless, LLC v. AT&T Inc. PURSUANT TO COURT ORDER, DOCKET IN LEAD CASE 2:22CV477

    Cobblestone Wireless sues AT&T for allegedly infringing wireless technology patents.

  22. DormantPatentTXED· 2:23-cv-003802024-10-18
    Cobblestone Wireless, LLC v. AT&T Services Inc. PURSUANT TO COURT ORDER, DOCKET IN LEAD CASE 2:23CV382

    Cobblestone Wireless sues AT&T Services for infringing its patent technology.

  23. DormantPatentTXED· 2:23-cv-004682024-09-16
    XR Communications LLC d/b/a Vivato Technologies v. AT&T Services Inc. <b><font color="red"> PURSUANT TO THE COURT ORDER, DOCKET IN LEASE CASE 2:23CV202</font></b>

    XR Communications sues AT&T for allegedly infringing its patents through Vivato Technologies.

  24. DormantPatentTXED· 2:23-cv-004432024-08-22
    Valtrus Innovations Ltd. v. AT&T Inc.

    Valtrus Innovations sues AT&T for infringing its patent technology.

  25. DormantPatentTXED· 4:23-cv-005942024-07-26
    Mobility Workx, LLC v. AT&T Inc.

    Mobility Workx sued AT&T for patent infringement over undisclosed wireless technology.

  26. DormantPatentTXED· 2:24-cv-004122024-07-03
    Lab Technology LLC v. AT&T, Inc.

    Lab Technology LLC sues AT&T for infringing its patents.

  27. DormantPatentTXED· 2:23-cv-004622024-03-27
    Pay As You Go, LLC v. AT&T Inc

    Pay As You Go sues AT&T for infringing its patent technology in wireless payment services.

  28. DormantPatentFed. Cir.· 23-12462024-01-08
    Traxcell Technologies, LLC v. AT&T Inc.

    Traxcell Technologies sues AT&T, Verizon, and Sprint for infringing wireless location tracking patents.

  29. DormantPatentTXED· 2:23-cv-003752023-12-13
    TurboCode LLC v. AT&T Mobility LLC

    TurboCode LLC sues AT&T Mobility for infringing its patented technology.

  30. DormantPatentTXED· 2:23-cv-003442023-12-05
    Minotaur Systems LLC v. AT&T Inc.

    Minotaur Systems sued AT&T for allegedly infringing its patented technology.

  31. DormantPatentFed. Cir.· 21-23202023-11-20
    Salazar v. AT&T Mobility LLC

    Joe Salazar sues AT&T, Verizon, T-Mobile, Sprint, and HTC for patent infringement over mobile technology.

  32. DormantPatentFed. Cir.· 21-23762023-06-15
    Salazar v. AT&T Mobility LLC

    Salazar sues AT&T Mobility for infringing patents in federal court.

  33. ClosedPatentTXED· 2:22-cv-000752022-10-27
    Entropic Communications, LLC v. DIRECTV, LLC

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