U.S. federal trademark · Serial No. 74655348
heat transfer units featuring a housing having an inlet and outlet and containing a rotating cage for regeneratively transferring heat for use as a heat exchanger, for use in heating and cooling volatile gases in industrial applications, and for use in regenerative catalytic oxidation of toxic emissions in industrial applications
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.