U.S. federal trademark · Serial No. 79368531
Oil refining machines; machines and equipment for geological exploration, mining and mineral processing; machines and equipment for oil exploitation and oil refining industry; mud pump special for petroleum; oil well pump special for petroleum; drilling rigs [floating or non-floating]; tractor hoist; oil rig; well washing machine; petrochemical equipment
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.