U.S. federal trademark · Serial No. 86952720 · Reg. No. 5514231
Air filtering installations; Heat exchangers not being parts of machines; Heat pumps; Lamps; Electric fans; Electric heaters for commercial use
Thermostats; Apparatus for converting thermal energy to electrical energy, namely, thermoelectric converters; Technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.