Granted Patent
Utility
US 5,937,068 · App. 08/942,904
System and method for user authentication employing dynamic encryption variables
Inventor:
Yves Audebert
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: Oct 2, 1997
Inventor
Yves Audebert
Assignee (at issue)
Activcard
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.