Granted Patent
Utility
US 4,868,182 · App. 07/153,542
Enhancement of prazosin
Inventor:
Richard C. Dage
Patented Case
View Patent ↗
Granted: Sep 19, 1989
Filed: Feb 3, 1988
Inventor
Richard C. Dage
Assignee (at issue)
Merrell Dow 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.