Granted Patent
Utility
US 5,624,433 · App. 08/429,917
Angioplasty balloon with light incisor
Inventor:
Herbert R. Radisch, Jr.
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Apr 24, 1995
Inventor
Herbert R. Radisch, Jr.
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.