Granted Patent
Utility
US 5,540,656 · App. 08/378,047
Ultrasonic angioplasty device having surface disruptions
Inventors:
Russell Pflueger, Henry Nita, Steven Bacich, Robert James Siegel, Geoffrey Bond, Eugene DeCastro
Patented Case
View Patent ↗
Granted: Jul 30, 1996
Filed: Jan 24, 1995
Inventors
Russell Pflueger
Henry Nita
Steven Bacich
Robert James Siegel
Geoffrey Bond
Eugene DeCastro
Assignee (at issue)
Baxter International 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.