Granted Patent
Utility
US 6,494,890 · App. 08/911,586
Eccentric rotational atherectomy device
Inventors:
Leonid Shturman, Andrei Nevzorov
Patented Case
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Granted: Dec 17, 2002
Filed: Aug 14, 1997
Inventors
Leonid Shturman
Andrei Nevzorov
Assignee (at issue)
Shturman Cardiology Systems
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.