U.S. federal trademark · Serial No. 85065212 · Reg. No. 3963567
gemological instruments, namely, [ scales, precision weighing balances, ] digital measuring calipers, [ optical measuring apparatus, namely, image pattern recognition and image dimension measurement apparatus, diamond colorimeters, ] electrical conductivity meters, heat conductivity meters, [ microscopes, ] refractometers; [ spectrograph apparatus, ] battery chargers
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.