U.S. federal trademark · Serial No. 88379641
Gemological instruments, namely, electronic diamond and moissanite checkers in the nature of measurement, testing, and verification instruments, for checking thermal and electrical conductivity of diamonds and other gemstones, electronic gemstone checkers in the nature of measurement, testing and verification instruments for checking thermal conductivity and reflectivity of gemstones, electronic and digital measurement gauges for checking linear dimensions of gemstones, and electronic carat scales for checking the physical weight of gemstones; counting machines for gemstones; counting machines for diamonds
Engraving machines; Sorting machines for gemstones; Sorting machines for diamonds
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.