Quinn Emanuel Urqhart & Sullivan LLP

Counsel of record in 2 federal IP lawsuits tracked by IP Feed.

2 for defendants
  1. Openfor defendantN.D. Cal.2026-09-25
    HEADWATER RESEARCH LLC v. Google LLC

    Headwater Research sues Google for patent infringement in federal court.

  2. Closedfor defendantTXND2025-08-20
    Valtrus Innovations Ltd v. Google LLC

    Valtrus Innovations and Key Patent Innovations are suing Google for patent infringement in federal court in Texas. Advanced Micro Devices is listed as an interested party. The specific patent or technology at issue is not identified in the available case information.

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.