U.S. federal trademark · Serial No. 85157141 · Reg. No. 4033909
Oilfield machines and machine parts, namely, power sections for converting hydraulic power to mechanical power for drilling; oilfield machines and machine parts, namely, rotors and stators; oilfield machine parts, namely, tungsten carbide bearings; oilfield machines and machine parts, namely, motors for drilling machines and parts therefore, namely, power sections, rotors and stators; oilfield machines and machine parts, namely, mud motors used for oilfield drilling; oilfield machines and machine parts, namely, progressing cavity pumps
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.