Granted Patent
Utility
US 4,458,077 · App. 06/443,423
Heterocyclic anti-ulcer agents
Inventor:
John R. Potoski
Patented Case
View Patent ↗
Granted: Jul 3, 1984
Filed: Nov 22, 1982
Inventor
John R. Potoski
Assignee (at issue)
Amerimas Home Products, 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.