Granted Patent
Utility
US 5,893,826 · App. 08/907,830
Artificial sphincter urinary control system
Inventor:
Fouad A. Salama
Patented Case
View Patent ↗
Granted: Apr 13, 1999
Filed: Aug 14, 1997
Inventor
Fouad A. Salama
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.