U.S. federal trademark · Serial No. 77576884 · Reg. No. 30766310
chemicals used for the manufacture of industrial ceramic, namely, tungsten-carbide
Metal foils, sintered sheets and thin plates made of tungsten-carbide or of metal with tungsten-carbide for tools and tool parts, as components in chemical apparatus engineering and for the application of hard soldering and braze welding; sintered sheets made of tungsten-carbide or of metal with tungsten-carbide for radiation protection
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.