Filed May 18, 2020

Serial No. 88920232

Class Calipers for measuring gemstones, diamond, moissanite and Lab Grown diamond; Circuit testers; Comparators; Electronic apparatus for testing the electrical conductivity of gemstones, diamond, moissanite and Lab Grown diamond; Electronic ultrasonic test equipment, namely, ultrasonic flaw detectors, thickness testers and hardness testers, for non-medical use; Inspection machines for the physical inspection of gemstones, diamond, moissanite and Lab Grown diamond; Machines for testing gemstones, diamond, moissanite and Lab Grown diamond; Non-medical imaging devices for gemstones, diamond, moissanite and Lab Grown diamond; Scientific instrumentation for measuring relative thermal conductivit and conductivity; Scientific measuring instruments, namely, conductivity meters; 021; 023; 026; 036; 038