Granted Patent
Utility
US 5,591,129 · App. 08/441,618
Perfusion balloon angioplasty catheter
Inventors:
Michael J. Shoup, James E. Cox, Paul J. Fordenbacher, Gregory Boldenow
Patented Case
View Patent ↗
Granted: Jan 7, 1997
Filed: May 15, 1995
Inventors
Michael J. Shoup
James E. Cox
Paul J. Fordenbacher
Gregory Boldenow
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.