Granted Patent
Utility
US 5,425,731 · App. 08/032,160
Instrument for cutting, coagulating and ablating tissue
Inventors:
Steven A. Daniel, Mark J. Cowell
Patented Case
View Patent ↗
Granted: Jun 20, 1995
Filed: Mar 12, 1993
Inventors
Steven A. Daniel
Mark J. Cowell
Assignee (at issue)
Metcal, 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.