U.S. federal trademark · Serial No. 79157208 · Reg. No. 4753934
Expanding silica sands for obtaining expanded perlite as component of plasters and mortars, altered volcanic glass, namely, perlite, light mortars, mortars for plastering, finishing plasters, leveling mortars, modeling mortars based on expanded perlite
Heat treatment of obsidian construction materials in a furnace with sections of different temperatures, heat treatment for the thermal expansion of perlite, the mixing of expanded perlite with organic and mineral binders, the foaming and water-repellent agents and the reinforcing fibers, custom molding and pressing of custom moldings of expanded perlite with binders
Heat insulation plasters for buildings and construction
Screw conveyors, feed pumps for pumping plaster
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.