Granted Patent
Utility
US 4,773,853 · App. 07/118,882
Oral orthopedic appliance
Inventor:
Leon Kussick
Patented Case
View Patent ↗
Granted: Sep 27, 1988
Filed: Nov 9, 1987
Inventor
Leon Kussick
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.