Granted Patent
Utility
US 5,255,672 · App. 07/741,571
Dual-purpose catheter assembly
Inventor:
Walter J. Jinotti
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Aug 7, 1991
Inventor
Walter J. Jinotti
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.