U.S. federal trademark · Serial No. 77652848 · Reg. No. 3934912
Earth drilling machines and parts and accessories therefor, namely, rock drills, drill pipe, drill tubing, drill rod shank adapter, overshot assemblies, reamers, water swivels for earth drilling equipment, hoisting plugs, casings, casing cutter, casing shoes, casing bits, outer tubes, adapters for drill rods, water swivels, hoisting plugs, casings and recovery tools, [ deflection wedges, conversion kits for core barrels, ] overshot assemblies, and water swivels, wireline loading chambers, pneumatic feedleg for rock drills [, augers, water pumps for earth drilling tools and equipment ]
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.