Granted Patent
Utility
US 4,886,905 · App. 06/497,477
Preparation of ethyl acetate
Inventor:
Thomas H. Larkins, Jr.
Patented Case
View Patent ↗
Granted: Dec 12, 1989
Filed: May 23, 1983
Inventor
Thomas H. Larkins, Jr.
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.