Granted Patent
Utility
US 5,447,265 · App. 08/055,817
Laparoscopic surgical instrument with a mechanism for preventing its entry into the abdominal cavity once it is depleted and removed from the abdominal cavity
Inventors:
Claude Vidal, Russell J. Redmond, Alan K. Plyley
Patented Case
View Patent ↗
Granted: Sep 5, 1995
Filed: Apr 30, 1993
Inventors
Claude Vidal
Russell J. Redmond
Alan K. Plyley
Assignee (at issue)
Minnesota Mining and Manufacturing Company
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.