Granted Patent
Utility
US 5,051,420 · App. 07/664,306
4-substituted-3-1H-imidazol-1-,2,5-thiadiazoles as antiarrhythmic agents
Inventors:
Mark R. Hellberg, James R. Shanklin, Jr.
Patented Case
View Patent ↗
Granted: Sep 24, 1991
Filed: Mar 4, 1991
Inventors
Mark R. Hellberg
James R. Shanklin, Jr.
Assignee (at issue)
A. H. Robins Company, Incorporated
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.