U.S. federal trademark · Serial No. 86333793 · Reg. No. 4736687
Woven, non-woven, and knitted fabrics, made wholly or partly of polyphenylene sulphide fiber for use in the manufacture of air filter bags, drier canvas, electrical insulation and clothing
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.