Granted Patent
Utility
US 6,447,549 · App. 09/685,049
Modular knee prosthesis system
Inventor:
Richard J. Taft
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Oct 6, 2000
Inventor
Richard J. Taft
Assignee (at issue)
Sulzer Orthopedics Ltd.
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.