Granted Patent
Utility
US 4,777,941 · App. 07/079,261
Orthopedic knee prosthesis and hinge
Inventors:
Donald A. Borig, Godfrey Harris, Gary P. Korngold
Patented Case
View Patent ↗
Granted: Oct 18, 1988
Filed: Jul 29, 1987
Inventors
Donald A. Borig
Godfrey Harris
Gary P. Korngold
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.