The USPTO Trademark Trial and Appeal Board (TTAB) issued a decision sustaining the opposition filed by Luxottica Group S.P.A. against the trademark application for RAYBURST RB, owned by 5Star Unity Enterprise LLC. The proceeding, identified by docket number TTAB91304729, concluded with a final ruling on March 18, 2026, indicating that Luxottica Group S.P.A. successfully demonstrated grounds for opposition.

This ruling means that 5Star Unity Enterprise LLC will not be able to register the RAYBURST RB mark as intended. Legal professionals involved in trademark disputes should note this outcome as an example of TTAB's adjudication in opposition proceedings. No specific compliance actions are required for other entities, but this decision impacts the specific parties involved and may inform future opposition strategies.