Granted Patent
Utility
US 5,370,615 · App. 08/215,864
Balloon catheter for angioplasty
Inventor:
Kirk Johnson
Patented Case
View Patent ↗
Granted: Dec 6, 1994
Filed: Jan 18, 1994
Inventor
Kirk Johnson
Assignee (at issue)
CORDIS CORPORATION
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.