Granted Patent
Utility
US 4,662,555 · App. 06/838,504
Surgical stapler
Inventor:
Curtis W. Thornton
Patented Case
View Patent ↗
Granted: May 5, 1987
Filed: Mar 11, 1986
Inventor
Curtis W. Thornton
Assignee (at issue)
Edward Weck Incorporated
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.