U.S. federal trademark · Serial No. 74701583
combustion system composed of radiation zone combustion chamber, novel constant pressure mixing orifice, diffuser, and closed-loop emissions feedback control; steam generator; hot water, oil, resin, petro-distillate, and specialty heat transfer fluid media heater; and furnace boilers, all for commercial, industrial, and domestic use
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.