Granted Patent
Utility
US 5,904,679 · App. 08/216,512
Catheter with electrosurgical cutter
Inventor:
Ralph V. Clayman
Patented Case
View Patent ↗
Granted: May 18, 1999
Filed: Mar 22, 1994
Inventor
Ralph V. Clayman
Assignee (at issue)
Applied Medical Resources Corporation
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.