Granted Patent
Utility
US 5,360,397 · App. 08/087,173
Hemodiaylsis catheter and catheter assembly
Inventor:
Leonard Pinchuk
Patented Case
View Patent ↗
Granted: Nov 1, 1994
Filed: Jul 2, 1993
Inventor
Leonard Pinchuk
Assignee (at issue)
Corvita 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.