Granted Patent
Utility
US 4,707,478 · App. 06/425,095
Heterocyclic amidino substituted ureas and their pharmaceutical uses
Inventors:
William L. Studt, Harry K. Zimmerman, Stuart A. Dodson
Patented Case
View Patent ↗
Granted: Nov 17, 1987
Filed: Sep 16, 1982
Inventors
William L. Studt
Harry K. Zimmerman
Stuart A. Dodson
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.