Granted Patent
Utility
US 6,168,621 · App. 09/087,526
Balloon expandable stent with a self-expanding portion
Inventor:
Anthony C. Vrba
Patented Case
View Patent ↗
Granted: Jan 2, 2001
Filed: May 29, 1998
Inventor
Anthony C. Vrba
Assignee (at issue)
Scimed Life 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.