U.S. federal trademark · Serial No. 87331593 · Reg. No. 5751791
Downhole mechanically operated tools, namely, bridge plugs, frac plugs, packers and ball sealers that are used in an oil and gas wellbore; Oil field equipment, namely, drilling rig mechanization devices in the nature of bridge plugs, frac plugs, packers and ball sealers used in an oil and gas wellbore; Rock drilling machines for downhole, and their parts and fittings sold therewith; Mining machines and apparatus and their parts and fittings
Seals; Joint packings for pipes and downhole tools used in an oil and gas wellbore; Rings of rubber for use as pipe connection seals and downhole tool; Semi-processed synthetic resins; Plastic substances, semi-processed; semi-processed plastics; Synthetic rubber; Rubber, raw or semi-worked; O-rings of rubber and plastic
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.