U.S. federal trademark · Serial No. 74675296 · Reg. No. 1969951
purified graphite for use in the manufacture and processing of semiconductor materials and electronic components for integrated circuits in crystal growing, heating, masking, coating, implanting, etching, sputtering, sealing, and other processing of semiconductors and electronic components
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.