Granted Patent
Utility
US 4,662,371 · App. 06/743,098
Surgical instrument
Inventors:
Terry L. Whipple, Douglas D. Sjostrom
Patented Case
View Patent ↗
Granted: May 5, 1987
Filed: Jun 10, 1985
Inventors
Terry L. Whipple
Douglas D. Sjostrom
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.