U.S. federal trademark · Serial No. 74472480
mechanical vacuum pumps, including potary piston, vane and liquid ring pumps, and blowers having a pair of co-acting rotors; vaccum pumping units combining any of the foregoing pumps; parts and accessories thereof, such as vacuum tight valves and separator tanks designed to deparate oil and/or water from the exhaust gases of the pump discharge
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.