U.S. federal trademark · Serial No. 78844616
gypsum board, gypsum wallboard, gypsum fiberboard, and plasterboard for use in interior and exterior walls, ceilings and roofs; drywall for use in interior and exterior walls, ceilings and roofs; wall and ceiling plaster, gypsum plaster, and gypsum stucco for in interior walls and ceilings
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.