U.S. federal trademark · Serial No. 79216247 · Reg. No. 5730339
Non-metal unshaped refractory products consisting of magnesia, magnesia-chromium, chromium-magnesia, magnesia-spinel, magnesia-carbon, namely refractory mortars, ramming mixes, gunning mixes and filling mixes; Fired and unfired basic non-metal shaped refractory products in the nature of mortars, concrete, and non-metal bricks, consisting of magnesia, magnesia-chromium, chromium-magnesia, magnesia-spinel, magnesia-carbon
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.