Granted Patent
Utility
US 4,626,608 · App. 06/482,359
Persistent perfluoroalkyl free radicals useful as polymerization catalyst
Inventors:
Kirby V. Scherer, Jr., Taizo Ono, Kouichi Yamanouchi
Patented Case
View Patent ↗
Granted: Dec 2, 1986
Filed: Apr 5, 1983
Inventors
Kirby V. Scherer, Jr.
Taizo Ono
Kouichi Yamanouchi
Assignee (at issue)
Green Cross Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.