Granted Patent
Utility
US 5,368,557 · App. 08/061,872
Ultrasonic ablation catheter device having multiple ultrasound transmission members
Inventors:
Henry Nita, Timothy C. Mills
Patented Case
View Patent ↗
Granted: Nov 29, 1994
Filed: May 5, 1993
Inventors
Henry Nita
Timothy C. Mills
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.