U.S. federal trademark · Serial No. 86693040 · Reg. No. 4886060
Back pressure valves as parts of machines; Drilling rigs; Hydraulic controls for machines, motors and engines; Oil field equipment, namely, drilling rig mechanization machines and devices; Oil refining machines; Pressure regulators being parts of machines; Pumps as parts of machines, motors and engines; Pumps for machines; Taps; Valves as machine components
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.