U.S. federal trademark · Serial No. 74713254
controlling systems for low-pressure hot-water heating composed of mechanical and electrical controllers of room temperature, pressure gauges, temperature gauges, corrosion gauges, manifolds, pumps, filtering units, thermostatic valves, thermal actuators, heads, pipes, servomotors, regulators, valve controllers, timers, thermostats, oxygen filters, air heaters, and/or radiators
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.