U.S. federal trademark · Serial No. 72121383 · Reg. No. 0741227
Oil Well Service Apparatus and Systems Including Well Perforating Devices and Equipment, Perforating Charges, Perforating Guns, Bridge Plugs, Packers, Setting Tools, Dump Bailers, Collar Locators, Well Logging Apparatus, and Well Logging and Well Service Units
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.