Granted Patent
Utility
US 3,932,513 · App. 05/334,822
Cyclohexane oxidation
Inventor:
Joseph L. Russell
Patented Case
View Patent ↗
Granted: Jan 13, 1976
Filed: Feb 22, 1973
Inventor
Joseph L. Russell
Assignee (at issue)
Halcon International, Inc.
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.