U.S. federal trademark · Serial No. 75304004
heavy service lubricant and thread sealant which is adapted for use on flanges, valve stems, screws, nuts, bolts and studs, tool joints, bushings, drill collars, bearings, threaded fittings, gear reducers and plugs
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.