Granted Patent
Utility
US 5,290,285 · App. 07/872,333
Electrocautery device having two electrically active areas of the terminal end spaced from each other
Inventor:
Lawrence T. Kirwan, Jr.
Patented Case
View Patent ↗
Granted: Mar 1, 1994
Filed: Apr 23, 1992
Inventor
Lawrence T. Kirwan, Jr.
Assignee (at issue)
Kirwan Surgical Products LLC
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.