Granted Patent
Utility
US 4,560,451 · App. 06/490,963
Electrolytic process for the production of alkene oxides
Inventor:
Kenneth A. Nielsen
Patented Case
View Patent ↗
Granted: Dec 24, 1985
Filed: May 2, 1983
Inventor
Kenneth A. Nielsen
Assignee (at issue)
Union Carbide 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.