Granted Patent
Utility
US 5,330,487 · App. 07/991,891
Drive mechanism for surgical instruments
Inventors:
Curtis W. Thornton, Thomas W. Ruckdeschel
Patented Case
View Patent ↗
Granted: Jul 19, 1994
Filed: Dec 17, 1992
Inventors
Curtis W. Thornton
Thomas W. Ruckdeschel
Assignee (at issue)
TFI Acquistion Corp.
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.