U.S. federal trademark · Serial No. 79014354 · Reg. No. 3168922
[ Heating furnaces for industrial purposes, electric furnaces for industrial purposes, heat exchangers not being parts of machines ]
[ Graphite in raw or semi-finished form for use in manufacture, adhesives for general industrial use, contact cements, carbides ]
Refractory blocks, [ cement mixes, ] refractory furnace linings
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.