U.S. federal trademark · Serial No. 77065258
Well-drilling, servicing, and production equipment and parts thereof, namely derrick rigs, crown, blocks, traveling and speed blocks, coring reels, draw works, kelly drives, power rigs, rotary tables, tool swivels, drilling machines; hoists; winches and pulleys, and parts thereof
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.