Granted Patent
Utility
US 5,824,033 · App. 08/820,303
Multifunction electrode
Inventor:
R. Keith Ferrari
Patented Case
View Patent ↗
Granted: Oct 20, 1998
Filed: Mar 18, 1997
Inventor
R. Keith Ferrari
Assignee (at issue)
Ludlow Company LP
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.