Granted Patent
Utility
US 5,480,445 · App. 08/257,680
Interlocking tibial prosthesis
Inventor:
Brian D. Burkinshaw
Patented Case
View Patent ↗
Granted: Jan 2, 1996
Filed: Jun 9, 1994
Inventor
Brian D. Burkinshaw
Assignee (at issue)
Intermedics Orthopedics, Inc.
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.