Granted Patent
Utility
US 6,820,354 · App. 10/174,565
Sport shoe provided with a device to control the flexion of the toe
Inventors:
Ivo Zanatta, Claudio Franco
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Jun 19, 2002
Inventors
Ivo Zanatta
Claudio Franco
Assignee (at issue)
JOLLY SCARPE S.P.A.
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.