Granted Patent
Utility
US 5,931,835 · App. 08/874,958
Radio frequency energy delivery system for multipolar electrode catheters
Inventor:
Sean E. Mackey
Patented Case
View Patent ↗
Granted: Aug 3, 1999
Filed: Jun 13, 1997
Inventor
Sean E. Mackey
Assignee (at issue)
C. R. Bard
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.