U.S. federal trademark · Serial No. 73406328 · Reg. No. 1267519
Mullite for Use as a Refractory Material for Ceramic Shell Molds, Furnace Refractories, Ram Mixes, Patch Mixes, Brick for Use in Steel Making, and Glass Melting
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.