Granted Patent
Utility
US 4,966,604 · App. 07/299,148
Expandable atherectomy cutter with flexibly bowed blades
Inventor:
Robert E. Reiss
Patented Case
View Patent ↗
Granted: Oct 30, 1990
Filed: Jan 23, 1989
Inventor
Robert E. Reiss
Assignee (at issue)
Interventional Technologies
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.