Granted Patent
Utility
US 4,983,777 · App. 07/431,957
Diisopropylbiphenyl mono- and di-hydroperoxides, process for the preparation thereof, and compounds derived therefrom
Inventor:
Dale E. Van Sickle
Patented Case
View Patent ↗
Granted: Jan 8, 1991
Filed: Nov 6, 1989
Inventor
Dale E. Van Sickle
Assignee (at issue)
EASTMAN KODAK 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.