U.S. federal trademark · Serial No. 85416922 · Reg. No. 4505761
Dual fuel system, namely, a control and fuel delivery system that blends fuels used to retrofit diesel engines for vehicles and diesel generators to allow the engines to operate on a mixture of diesel fuel and natural gas or biogas
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.