Granted Patent
Utility
US 6,129,704 · App. 09/025,094
Perfusion balloon catheter having a magnetically driven impeller
Inventors:
Michael R. Forman, Jonathan S. Stinson, Michael N. Helmus
Patented Case
View Patent ↗
Granted: Oct 10, 2000
Filed: Feb 17, 1998
Inventors
Michael R. Forman
Jonathan S. Stinson
Michael N. Helmus
Assignee (at issue)
Schneider (USA) 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.