U.S. federal trademark · Serial No. 87228582
Braille signs, wall signs, bathroom signs, and floor signs, all of the foregoing signs in the nature of non-luminous and non-mechanical signs not of metal; and floor markers for the blind and visually impaired, namely, non-metal barriers for marking floors for the blind and visually impaired
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.