U.S. federal trademark · Serial No. 74277491 · Reg. No. 1811848
subsurface oil and gas well safety valves and related equipment; namely, subsurface safety valves, side pocket mandrels, retrievable gas lift valves, retrievable dummy valves, flow check valves, retrievable packers, permanent packers, sliding sleeve packoffs, tubing packoffs, equalizing subs, and isolation tools
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.