Granted Patent
Utility
US 5,669,913 · App. 08/577,446
Method and apparatus for smoothing an anatomical joint bearing surface during hemi-joint replacement
Inventor:
Robert A. Zobel
Patented Case
View Patent ↗
Granted: Sep 23, 1997
Filed: Dec 22, 1995
Inventor
Robert A. Zobel
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.