U.S. federal trademark · Serial No. 87488472 · Reg. No. 730
tuning of diesel engines for heavy trucks, namely, fuel economy tuning and performance tuning, namely, horsepower tuning, torque tuning, and off-highway tuning; upgrading, maintenance and repair of diesel engines for heavy trucks
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.