Filed Jan. 3, 2019

Serial No. 79262973

Registered April 20, 2021

Registration No. 6,324,773

Class Scientific, electrical and electronic apparatus and instruments for testing, calibration of test equipment, displaying and/or printing data, monitoring, recording, indicating, analysing, sensing, detecting, measuring, and checking ambient gases, exhaust gases, exhaust emissions, combustion efficiency, environmental parameters, air quality, namely, flue gas analysers, gas leak detectors, pressure meters, and combustion probes; combustion efficiency analysers and combustion testing equipment; automotive emissions analysers; electronic air quality monitors; hazardous gas detectors for detecting the presence of gases; hazardous gas detectors for detecting the presence of gases and containing warning instrument that produces audible tone when preset concentrations of gases are detected or exceeded; 021; 023; 026; 036; 038; 100; 103; 106; 100; 101

Case Type Trademark Service mark