U.S. federal trademark · Serial No. 74673887 · Reg. No. 1996679
domestic and commercial wood fueled furnaces and boilers and accessories sold therewith, namely heat exchangers, [ baseboard heaters, water heaters, ] spark arrester chimney caps, circulation pumps, conduits and fittings, and water treatments
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.