Filed Nov. 28, 2016

Serial No. 79207814

Registered Jan. 19, 2021

Registration No. 6,247,925

Class Scientific apparatus and instruments for weighing, measuring and controlling gas emissions and concentrations and dust emissions and concentrations; computer software for use with gas analyzers and dust analyzers; gas monitors, namely, monitors for measuring gas emissions and concentrations; residual gas analyzers for measuring gas concentration; gas sensors for measuring gas concentration; gas measuring devices, namely, monitors for measuring gas emissions and concentrations; dust monitors; dust analyzers; dust measuring devices, namely, monitors for measuring dust emissions and content; optical reflectors, namely, retro-reflectors; infrared gas analyzer, namely, spectroscopic gas analyzers; fiber optic probe, namely, optical probes for measuring in processes with high dust content; optical lenses for measuring in processes with high dust content; software for logging, display and diagnosis of gas and dust measuring devices; gas cells, namely, self-rescue apparatus, namely, respiratory gas containers; units for remote control, namely, remote controlled gas analyzers and dust analyzers; separate display modules, namely, electronic LED separate display modules; automated process control systems, namely, micro-processor based hardware and software used to monitor the status of gas flow and stream; control units for gas anaylzer instrument verification; sampling and flush controls, namely, gas sampling system for composition analysis and flush control of the sampling system between samples; parts and accessories for the above mentioned goods; 021; 023; 026; 036; 038; 100; 101

Case Type Trademark Service mark