U.S. federal trademark · Serial No. 73763945 · Reg. No. 1640975
SLUDGE, RUST, SCALE AND CORROSION CLEANING AND REMOVING PREPARATIONS FOR BOILERS
RUST AND CORROSION INHIBITORS AND CHEMICAL COMPOUNDS FOR BOILERS
FUEL OIL ADDITIVES
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.