Granted Patent
Utility
US 5,767,504 · App. 08/639,268
Smart card with plurality of zones for verification and validation
Inventor:
Martial Menconi
Patented Case
View Patent ↗
Granted: Jun 16, 1998
Filed: Apr 24, 1996
Inventor
Martial Menconi
Assignee (at issue)
FRANCE TELECOM
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.