U.S. federal trademark · Serial No. 99193560 · Reg. No. 8085711
Chemical additives for oil well drilling fluids; Chemicals used in oil drilling; Chemical additives for enhanced corrosion protection in high-temperature, high-pressure oil and gas well conditions.; Chemicals for use in the field of oil exploration and production
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.