U.S. federal trademark · Serial No. 97176641
Technical consulting services in the field of designing facilities for cleaning, refining, and purifying coal
Technical consulting services in the field of constructing facilities for cleaning, refining, and purifying coal
Technical consulting services in the field of cleaning, refining, purifying, and processing coal for use in creating byproduct crude oil and in burning the coal to generate energy
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.