Granted Patent
Utility
US 4,306,550 · App. 06/119,166
Combination including femoral rasp and calcar facing reamer
Inventor:
Mark R. Forte
Patented Case
View Patent ↗
Granted: Dec 22, 1981
Filed: Feb 6, 1980
Inventor
Mark R. Forte
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.