U.S. federal trademark · Serial No. 73162058 · Reg. No. 1165227
Oil Field Tools and Machinery-Namely, Drill Collars, Kellys, Subs, Bumper Subs, Kelly Bushings, Master Bushings, Safety Clamps, Spiders, Power Swivels, Liner Hangers, Cementing Tools, Casing Patches, Tubing Spiders, Safety Joints, and Parts Thereof
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.