U.S. federal trademark · Serial No. 98300363
Installation of gas supply and distribution apparatus; installation of drying apparatus; installation and maintenance of air sterilizers; installation/maintenance and repair of air cooling heat exchangers; repair of air filters and parts thereof; installation of air purifiers; repair or maintenance of industrial washing machines; installation and repair of water filtering apparatus; installation of oxidation apparatus for water purifying; installation, maintenance and repair of exhaust gas reduction systems.
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.