U.S. federal trademark · Serial No. 75119665 · Reg. No. 2170706
mechanical shaft seals for use in connection with industrial machinery which serve as a barrier against the emission of liquids and vapors around shafts other than exhaust vapors resulting from the burning of fuels in internal combustion engines
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.