Granted Patent
Utility
US 4,715,363 · App. 06/912,906
Knee brace with extension angle establishing means
Inventor:
Garnett E. Detty
Patented Case
View Patent ↗
Granted: Dec 29, 1987
Filed: Sep 26, 1986
Inventor
Garnett E. Detty
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.