All of Stephanie Kwolek's patentsissued between 1961 and 1976are for polymers and ways to make polymers. The patent for Kevlar (or "Wholly aromatic carbocyclic polycarbonate fibers") was applied for in 1971 and granted in 1974.
Select a patent to view patent drawings and information.
Wholly Aromatic Polymers
Patent 3094511, Issued June 18, 1963
Patent 3380969, Issued April 30, 1963