U.S. federal trademark · Serial No. 76136849 · Reg. No. 2825540
Downhole completion system for oil and gas wells in the nature of power operated tools and machines used to drill and complete well bores, namely wellhead plugs, pressure and safety valves, packers, plugs, seals, liner hangers, bore receptacles, sleeves, nipples, chokes, running and retrieving tools, and rotary drilling swivels
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.