Granted Patent
Utility
US 4,935,530 · App. 07/259,225
Process for preparing 5-substituted-3-furaldehydes
Inventor:
Gary Lee
Patented Case
View Patent ↗
Granted: Jun 19, 1990
Filed: Oct 18, 1988
Inventor
Gary Lee
Assignee (at issue)
Allergan, Inc.
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.