U.S. federal trademark · Serial No. 78286823 · Reg. No. 3406452
Automatic unloading check valves for the outlets of air compressors, namely, valves which allow air to flow in an air passageway in a single direction, away from an air compressor, and which relieves pressure from the air passageway
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.