Granted Patent
Utility
US 5,089,004 · App. 07/145,793
Prosthetic implant procedure and femoral broach therefor
Inventors:
Robert G. Averill, Robert C. Cohen
Patented Case
View Patent ↗
Granted: Feb 18, 1992
Filed: Jan 19, 1988
Inventors
Robert G. Averill
Robert C. Cohen
Assignee (at issue)
Osteonics 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.