U.S. federal trademark · Serial No. 87590614 · Reg. No. 5644626
heating boiler; boiler feed tank being a component part of heating boilers; boiler make up tank being a component part of heating boilers; boiler blow down tank being a component part of heating boilers; electrostatic water treatment apparatus for heating boilers; water softening units
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.