U.S. federal trademark · Serial No. 74258685 · Reg. No. 1805848
parts for respirators other than for artificial respiration; namely, face masks, pneumatic controls, automatic reducer valves, demand valves and their component parts, backframes and their component parts, whistles, filters, and pressure gauges, which are sold to manufacturers of such respirators
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.