Granted Patent
Utility
US 5,133,714 · App. 07/696,143
Electrosurgical suction coagulator
Inventor:
Richard M. Beane
Patented Case
View Patent ↗
Granted: Jul 28, 1992
Filed: May 6, 1991
Inventor
Richard M. Beane
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.