Granted Patent
Utility
US 5,722,979 · App. 08/826,889
Pressure assisted ultrasonic balloon catheter and method of using same
Inventor:
Richard S. Kusleika
Patented Case
View Patent ↗
Granted: Mar 3, 1998
Filed: Apr 8, 1997
Inventor
Richard S. Kusleika
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.