Granted Patent
Utility
US 5,767,322 · App. 08/670,304
Cumene oxidation process
Inventors:
Vladimir M. Zakoshansky, Andrei K. Griaznov, Irina I. Vasilieva, John W. Fulmer, William D. Kight
Patented Case
View Patent ↗
Granted: Jun 16, 1998
Filed: Jun 27, 1996
Inventors
Vladimir M. Zakoshansky
Andrei K. Griaznov
Irina I. Vasilieva
John W. Fulmer
William D. Kight
Assignee (at issue)
General Electric Company
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.