Granted Patent
Utility
US 6,746,463 · App. 10/353,827
Device for percutaneous cutting and dilating a stenosis of the aortic valve
Inventor:
Leonard Schwartz
Patented Case
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Granted: Jun 8, 2004
Filed: Jan 27, 2003
Inventor
Leonard Schwartz
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.