Granted Patent
Utility
US 5,152,799 · App. 07/771,773
Prosthetic femoral stem
Inventor:
Matthew Lyons
Patented Case
View Patent ↗
Granted: Oct 6, 1992
Filed: Oct 4, 1991
Inventor
Matthew Lyons
Assignee (at issue)
Exactech, Inc.
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.