U.S. federal trademark · Serial No. 88055336 · Reg. No. 6064905
Design, development and engineering of drill bits in the field of oil well drilling
Oil and gas field equipment, namely, drill bits, polycrystalline diamond compact (PDC) drill bits, roller cone drill bits, and completion drill bits for use in drilling oil and gas wells
Custom manufacture of drill bits in the field of oil and gas well drilling
Repair and maintenance of oil and gas drill bits; rental of drill bits used in oil and gas well drilling
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.