U.S. federal trademark · Serial No. 72067693 · Reg. No. 0686809
OIL-WASH CONCENTRATE FOR ADDING TO CLEAN OIL, THE PRODUCT SO FORMED BEING FOR THE PURPOSE OF CLEANING FORMATION AND RESTORING FORMATION PERMEABILITY IN WELLS
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.