Granted Patent
Utility
US 4,721,721 · App. 06/683,204
6-(4-thiazole) compounds, cardiotonic compositions including the same, and their uses
Inventors:
Donald E. Kuhla, Henry F. Campbell, William L. Studt
Patented Case
View Patent ↗
Granted: Jan 26, 1988
Filed: Dec 18, 1984
Inventors
Donald E. Kuhla
Henry F. Campbell
William L. Studt
Assignee (at issue)
Rorer Pharmaceutical Corporation
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.