Granted Patent
Utility
US 4,454,340 · App. 06/499,607
Preparation of aryl 1-hydroxyaryl-2-carboxylates
Inventors:
Stephen N. Falling, Alan Kent Wilson
Patented Case
View Patent ↗
Granted: Jun 12, 1984
Filed: May 31, 1983
Inventors
Stephen N. Falling
Alan Kent Wilson
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.