U.S. federal trademark · Serial No. 97668177 · Reg. No. TMA1
chemicals for use in oil well drilling fluids; chemicals for use in cement; chemicals for use in mining; chemical additives for use in oil and gas; chemical additives for use in oil well drilling fluids; chemical additives for use in drilling muds; chemical additives for use in determining the presence of oil, gas, or minerals in a sample; chemical additives for use in cement; chemical additives for use in mining; chemical additives for use in the oilfield service industry, namely, the petroleum industry; chemical additives for use in industry, namely, the environmental risk assessment industry
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.