Granted Patent
Utility
US 6,443,995 · App. 09/742,077
Prosthetic foot
Inventors:
Barry W. Townsend, Byron Claudino
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: Dec 22, 2000
Inventors
Barry W. Townsend
Byron Claudino
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.