Lost International, LLC v. Stefani Joanne Germanotta et al

  1. August 18, 2026

    Lady Gaga Beats Surf Brand's 'Mayhem' TM Infringement Suit

    A California federal judge Tuesday granted Lady Gaga's bid to toss a surf and lifestyle brand's lawsuit accusing her of infringing a "Mayhem" mark on her merchandise, saying the brand failed to sufficiently allege that the pop star's use of the mark explicitly misled consumers.

  2. December 15, 2025

    Lady Gaga Can Keep Using 'Mayhem' Mark For Now, Judge Says

    A California federal judge on Monday refused to grant a surfing brand a preliminary injunction against Lady Gaga from using the "Mayhem" mark on the clothing she sells, saying the brand had not shown that it was likely to succeed on its trademark infringement claims.