U.S. federal trademark · Serial No. 73253746 · Reg. No. 603
Inspection Windows and Cover Plates Made of Transparent Glass Ceramic for Use in Solid Fuel Stoves and Wood Burning Stoves, in Chimneys and Industrial Furnaces and in Gas and Electric Radiant Heaters
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.