Granted Patent
Utility
US 6,464,702 · App. 09/768,890
Electrosurgical instrument with closing tube for conducting RF energy and moving jaws
Inventors:
Dale R. Schulze, Rudolph H. Nobis
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: Jan 24, 2001
Inventors
Dale R. Schulze
Rudolph H. Nobis
Assignee (at issue)
Ethicon, 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.