U.S. federal trademark · Serial No. 78742624
Refractory shapes; refractory mortars; refractory bricks; refractory shapes in sheet and molded form; refractory ceramic shapes formed as fibers
Ceramic shapes sold as parts of ovens, boilers, hot water tanks and stoves
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.