Granted Patent
Utility
US 5,330,533 · App. 07/829,369
Prosthesis for knee replacement
Inventor:
Peter S. Walker
Patented Case
View Patent ↗
Granted: Jul 19, 1994
Filed: Feb 3, 1992
Inventor
Peter S. Walker
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.