U.S. federal trademark · Serial No. 74439086 · Reg. No. 1912432
[gas, oil and coal burners for use in powerplant utility boilers], gas, oil and coal burners for use in industrial boilers, gas and oil burners for use in firetube boilers with steam production less than 30 tons per hour, gas and oil burners for use in incinerator boilers
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.