Granted Patent
Utility
US 5,013,741 · App. 07/223,846
N-[substituted alkylidene]-1,2,3,4-tetrahydro-9-acridinamines useful for enhancing the cholinergic function in a mammal
Inventor:
Gregory M. Shutske
Patented Case
View Patent ↗
Granted: May 7, 1991
Filed: Jul 25, 1988
Inventor
Gregory M. Shutske
Assignee (at issue)
Hoechst Roussel Pharmaceuticals
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.