Granted Patent
Utility
US 4,496,349 · App. 06/314,569
Percutaneous implant
Inventor:
Louis C. Cosentino
Patented Case
View Patent ↗
Granted: Jan 29, 1985
Filed: Oct 26, 1981
Inventor
Louis C. Cosentino
Assignee (at issue)
Renal Systems, Inc.
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.