U.S. federal trademark · Serial No. 78758996 · Reg. No. 79486
Power operated drilling tools for use downhole, namely, Roller Reamers, Stabilizers, under reamers, hole openers and Drilling Bits; Perforation machine carriers, perforation loading tubes, and perforation machine heads; electrical submersible pumps; oil well machine heads; and Christmas tree equipment for use in oil and gas recovery operations, namely, an above ground valving unit to monitor well conditions, sold as an integral component of well-drilling machines
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.