OMelveny and Myers
Counsel of record in 5 federal IP lawsuits tracked by IP Feed.
- Openfor defendantC.D. Cal.2026-08-10InterDigital, Inc. v. The Walt Disney Company
InterDigital sues Disney for patent infringement across multiple streaming and entertainment platforms.
- Closedfor defendantN.D. Cal.2026-05-09Mahon v. Apple, Inc.
Mark Mahon sues Apple for copyright infringement related to iTunes Store content distribution.
- Openfor defendantN.D. Cal.2025-03-11Mahon v. Entertainment One US LP
Mark Mahon sues Entertainment One and major platforms for copyright infringement over allegedly unauthorized content.
- Closedfor defendantC.D. Cal.2016-06-29Joanne Siegel v. Time Warner Inc
Joanne Siegel and Laura Siegel Larson are suing Time Warner, Warner Bros, and DC Comics over copyright infringement related to Superman. The heirs allege the defendants improperly exploited the character without proper rights or compensation, challenging ownership and licensing of one of pop culture's most valuable intellectual properties.
- Closedfor plaintiffC.D. Cal.2016-06-27Joanne Siegel v. Warner Bros Entertainment Inc
Joanne Siegel and her daughter Laura Siegel Larson are suing Warner Bros., DC Comics, and others for copyright infringement over Superman. The plaintiffs claim ownership rights to the character, alleging the defendants have profited from Superman without proper compensation or acknowledgment of the Siegels' contributions to the character's creation.
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.