U.S. federal trademark · Serial No. 73139735 · Reg. No. 1123269
LIGHTWEIGHT DRY INSULATING COMPOSITION, FOR MIXING WITH WATER, THAT WILL WITHSTAND A WORKING TEMPERATURE OF ABOUT 2400 DEGREE F FOR USE IN LINING DOORS AND WALLS OF CARTYPE ANNEALERS, HEAT TREATING FURNACES OF ALL TYPES AND KINDS, HEATING FURNACES
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.