U.S. federal trademark · Serial No. 85469833
Polycrystalline diamond compact (PDC) drill bits and cutters for PDC drill bits for mining, construction and oil and gas exploration and recovery, all being used with earth boring machines or drilling rigs; roller cone drill bits and cutters for roller cone drill bits for mining, construction and oil and gas exploration and recovery, all being used with earth boring machines or drilling rigs; cutters for downhole drilling and boring tools for mining, construction and oil and gas exploration and recovery, all being used with earth boring machines or drilling rigs
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.