U.S. federal trademark · Serial No. 73580631 · Reg. No. 1426279
OIL WELL DRILLING EQUIPMENT, NAMELY, DRILL COLLARS, SUBS, STABILIZERS, REAMERS, SHOCK ABSORBERS, DRILLING MOTORS, CASING, PUP JOINTS, JUNK BASKETS, KEYSEAT WIPERS, AND STRING MILLS
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.