Granted Patent
Utility
US 4,480,132 · App. 06/553,930
Process for the preparation of .alpha.,.beta.-unsaturated ketones
Inventors:
William T. Brown, Robert M. Simons
Patented Case
View Patent ↗
Granted: Oct 30, 1984
Filed: Nov 21, 1983
Inventors
William T. Brown
Robert M. Simons
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.