Patent 7532808

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

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PTAB activity (4)

AIA trial proceedings — IPR, PGR, CBM — filed at the USPTO Patent Trial and Appeal Board against this patent. Sourced directly from the PTAB Trial API.

  • IPR2025-01440IPRfiled Sep 2, 2025vs. Snap Inc. et al.Discretionary Denial
  • IPR2025-01439IPRfiled Sep 2, 2025vs. Snap Inc. et al.Discretionary Denial
  • IPR2025-01109IPRfiled Jun 13, 2025vs. Element TV Company, LP et al.Terminated
  • IPR2025-01108IPRfiled Jun 13, 2025vs. Element TV Company, LP et al.Terminated-Settled

Cached for 24 hours. Status strings are sourced verbatim from the PTAB API; the colored badge is our heuristic classification.

Cases on file (6)

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Specific litigation cases in our database that name US patent 7532808. The free-form analysis below may also discuss cases beyond this list.

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

✓ Generated

Here is a list of known litigation involving US patent 7532808:

  • Case 1: Inter Partes Review (IPR)

    • Plaintiff(s): Amazon.com, Inc. et al.
    • Defendant(s): Nokia Technologies Oy
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Case Number: IPR2024-00848
    • Filing Date: May 10, 2024
    • Outcome/Current Status: Terminated on April 3, 2025.

  • Case 2: Patent Infringement Lawsuit

    • Plaintiff(s): Nokia Technologies Oy
    • Defendant(s): Hisense Co., Ltd. and Hisense USA Corporation
    • Jurisdiction: U.S. District Court for the Northern District of Georgia
    • Case Number: 1:25-cv-01871
    • Filing Date: April 7, 2025
    • Outcome/Current Status: Voluntarily dismissed without prejudice on January 14, 2026. Each party was ordered to bear its own costs, expenses, and attorneys' fees.

  • Case 3: Patent Infringement Lawsuit

    • Plaintiff(s): Nokia Technologies Oy
    • Defendant(s): Acer Inc
    • Jurisdiction: U.S. District Court for the Western District of Texas
    • Case Number: 1:25-cv-00523
    • Filing Date: April 7, 2025
    • Outcome/Current Status: Ongoing as of April 9, 2025.

  • Case 4: Patent Infringement Lawsuit

    • Plaintiff(s): Nokia Technologies Oy
    • Defendant(s): ASUSTek Computer Inc
    • Jurisdiction: U.S. District Court for the Central District of California
    • Case Number: 2:25-cv-03053
    • Filing Date: April 7, 2025
    • Outcome/Current Status: Ongoing as of April 9, 2025.

  • Case 5: Patent Infringement Lawsuit

    • Plaintiff(s): Nokia Technologies Oy
    • Defendant(s): Paramount (referred to as a "world-famous media conglomerate")
    • Jurisdiction: United States District Court for the District of Delaware and Rio de Janeiro (Brazil) State Court
    • Filing Date: August 22, 2025
    • Outcome/Current Status: Ongoing. An ITC judge's initial determination in a prior dispute with Amazon found US7532808 valid and infringed, and Nokia is using "winning patents" from that dispute.

  • Case 6: Patent Infringement Lawsuit

    • Plaintiff(s): Nokia Technologies Oy
    • Defendant(s): Warner Bros. Entertainment Inc., Warner Bros. Discovery, Inc., and Home Box Office, Inc. (collectively, Warner Bros.)
    • Jurisdiction: U.S. District Court for the District of Delaware
    • Case Number: No. 1:25-cv-01337
    • Filing Date: November 1, 2025 (also reported as December 11, 2025, when made public)
    • Outcome/Current Status: Ongoing. Nokia alleges infringement on 13 of its patents related to video compression and streaming. A motion by Warner Bros. to partially dismiss infringement claims based on patent eligibility for three other patents (US8050321, US6968001, and US6950469) was denied on March 5, 2026. US7532808 is understood to be part of Nokia's broader patent enforcement campaign in video streaming, which includes a portfolio of patents.

Generated 5/23/2026, 12:46:42 PM