U.S. federal trademark · Serial No. 85539883 · Reg. No. 4735566
Well-site equipment rental
Chemical additives for drilling muds; chemical additives for oil well drilling fluid; chemical preparations for use in industry; chemicals for use in the field of oil exploration and production; chemicals used in industry; chemicals used in oil drilling
Customized drilling fluid engineering services
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.