Granted Patent
Utility
US 5,423,809 · App. 08/113,368
Electrosurgical control for a trocar
Inventor:
Michael S. Klicek
Patented Case
View Patent ↗
Granted: Jun 13, 1995
Filed: Aug 30, 1993
Inventor
Michael S. Klicek
Assignee (at issue)
Valleylab, 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.