U.S. federal trademark · Serial No. 77937476 · Reg. No. 3853155
Audible alarm system comprised of a gas or electrically-powered horn and trigger sensor, for use in providing an audible warning in order to save lives and prevent injuries in and near work zones which are penetrated by errant vehicles
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.