Granted Patent
Utility
US 6,152,911 · App. 09/141,079
Venous return catheter having multiple helical support members
Inventor:
Jill Wright Giannoble
Patented Case
View Patent ↗
Granted: Nov 28, 2000
Filed: Aug 27, 1998
Inventor
Jill Wright Giannoble
Assignee (at issue)
Chase Medical, L.P.
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.