U.S. federal trademark · Serial No. 87235982
repair and maintenance of tools used in drilling, completion, production, and working of oil and gas wells; rental of tools used in drilling, completion, production, and working of oil and gas wells; contractor services, namely, review of and remedial recommendations for oil and gas well downhole tools for others
machines for drilling, completing, producing, and working oil and gas wells and parts therefor, namely, frac plugs, toe valves, and frac balls.; machines for drilling, completing, producing, and working oil and gas wells and parts therefor, including retrievable production packers, permanent packers, cement retainers, bridge plugs, seal bore packers, on/off tools, frac sleeves, open hole packers, squeeze packers, squeeze manifolds, retrievable bridge plugs, tubing anchors, wireline adapter kits, and landing nipples
engineering services in connection with the design, manufacture, and application of specialized downhole tools
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.