U.S. federal trademark · Serial No. 85331194 · Reg. No. 4392795
Earth drilling machine parts, namely, drill bits for rock drills; earth drilling machine parts, namely, drilling rods, couplings and shanks; earth and rock drilling inserts for use on rotary, vibratory and percussive rock drilling equipment
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.