Coblentz Patch Duffy & Bass LLP

Counsel of record in 5 federal IP lawsuits tracked by IP Feed.

3 for plaintiffs2 for defendants
  1. Openfor plaintiffN.D. Cal.2026-07-20
    Concord Music Group, Inc. v. Anthropic PBC

    Concord Music Group sues Anthropic for copyright infringement over AI training on musical works without permission.

  2. Openfor defendantN.D. Cal.2026-07-01
    Artificial Intelligence Industry Association, Inc. v. Fanuc America Corporation

    Artificial Intelligence Industry Association sues Fanuc America for allegedly infringing its patented technology.

  3. Closedfor plaintiffN.D. Cal.2026-06-18
    Rearden LLC v. The Walt Disney Company

    Rearden LLC sues Disney for copyright infringement across multiple production entities and subsidiaries.

  4. Openfor defendantN.D. Cal.2026-06-04
    Artificial Intelligence Industry Association, Inc. v. Osaro, Inc.

    Artificial Intelligence Industry Association sues Osaro for patent infringement.

  5. Openfor plaintiffN.D. Cal.2024-09-19
    Big Machine Music, LLC v. Shenzhen Qutui Technology Co., Ltd.

    Music publishers sue Chinese tech company Shenzhen Qutui for copyright infringement over alleged unauthorized use of compositions.

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.