Granted Patent
Utility
US 5,663,448 · App. 08/557,120
Aromatic acetylcholinesterase inhibitors
Inventors:
Jean-Noel Collard, Jean-Marie Hornsperger, Daniel Schirlin
Patented Case
View Patent ↗
Granted: Sep 2, 1997
Filed: Nov 21, 1995
Inventors
Jean-Noel Collard
Jean-Marie Hornsperger
Daniel Schirlin
Assignee (at issue)
Merrell 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.