U.S. federal trademark · Serial No. 50081952
Non-metal pipe fittings namely, tees, couplings, end caps, slip tees, unions, adaptor sockets, and elbows, for use with signaling devices and detectors of gas purity, airborn dust particles, dust, smoke or pollution
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.