U.S. federal trademark · Serial No. 78790160 · Reg. No. 3467867
Piston rings, rider rings, mechanical packing rings, rod packing rings, and oil wiper rings for use in reciprocating compressors and made from thermoplastic blended materials both with and without polyetheretherketone, polytetrafluoroethylene, or polyphenylene sulfide
Thermoplastic blended material, namely, compounds in solid rod tubular form or in solid plate stock, both with and without polyetheretherketone, polytetrafluoroethylene, or polyphenylene sulfide, used to manufacture piston rings, rider rings, mechanical packing rings, rod packing rings, and oil wiper rings for use in reciprocating compressors
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.