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WELTOF

50035365 | Trademark

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Filed Aug. 6, 2026
Serial No. 50035365
Class Gas testing instruments; Apparatus for analysing gases; Residual gas analyzers; Apparatus for generating gas for calibration purposes; Air analysis apparatus; Liquid analyzers; Acidity analysers; Gas sensors for measuring gas concentration; Gas detectors for detecting the presence of gas; Combustible gas concentration detectors; Gas mixers for laboratory use; Gas chromatography apparatus for laboratory use; Apparatus for testing gas, liquids and solids; Technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids; Gas flow monitors; Flue gas analyzers; Measuring apparatus for temperature and humidity levels in gases and solid substances; Computer-controlled apparatus for testing and measuring concentrations of gas and liquids, volatile and non-volatile organic compounds; 021; 023; 026; 036; 038
WELTOF
Case Type Trademark
Status New application awaiting assignment to an examining attorney. <a href="https://www.uspto.gov/dashboard/trademarks/application-timeline.html">See current trademark processing wait times </a> for more information.
Last Updated: 1 day, 7 hours ago
Filing Date # Docket Text