U.S. federal trademark · Serial No. 74609102 · Reg. No. 2904033
pyrometers; thermostats; thermostatically operated regulating valves; electronic temperature regulators for use primarily in temperature control systems in industrial and marine installations; heat measuring meters; hot water meters; regulating valves for use primarily in central heating, district heating and oil heating plants; and temperature, pressure and pressure differential regulators for use primarily in central heating, district heating and oil heating plants
heat exchangers
installation, repair and maintenance of heating, cooling, ventilation and hot water plants
consultation in the field of operating space heating plants, meter reading and preparing heating accounts
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.