Granted Patent
Utility
US 4,369,769 · App. 06/159,396
Spinal fixation device and method
Inventor:
Charles C. Edwards
Patented Case
View Patent ↗
Granted: Jan 25, 1983
Filed: Jun 13, 1980
Inventor
Charles C. Edwards
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.