Granted Patent
Utility
US 6,316,439 · App. 08/137,444
Galanthamine derivatives as acetylcholinesterase inhibitors
Inventors:
Raymond W. Kosley, Jr., Larry Davis, Veronica Taberna
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Oct 15, 1993
Inventors
Raymond W. Kosley, Jr.
Larry Davis
Veronica Taberna
Assignee (at issue)
Aventis Pharmaceuticals 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.