Granted Patent
Utility
US 5,368,558 · App. 08/072,203
Ultrasonic ablation catheter device having endoscopic component and method of using same
Inventor:
Henry Nita
Patented Case
View Patent ↗
Granted: Nov 29, 1994
Filed: Jun 3, 1993
Inventor
Henry Nita
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.