Granted Patent
Utility
US 5,204,347 · App. 07/758,696
Methods for using (2-imidazolin-2-ylamino) tetrahydroquinoxalines
Inventor:
Charles Gluchowski
Patented Case
View Patent ↗
Granted: Apr 20, 1993
Filed: Sep 12, 1991
Inventor
Charles Gluchowski
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.