Authentication of identification documents

Details Authentication of identification documents Authentication of identification documents

2007-10-29

2009-11-17

Johns, Andrew W (Department: 2624)

Image analysis

Applications

C713S176000, C340S005860

Reexamination Certificate

active

07620200

ABSTRACT:
The presently claimed invention provides apparatus helpful for authenticating or protecting physical and electronic documents like financial documents and identification documents. One claim recites an apparatus including: an authenticator including or utilizing a processor which uses first information in a first portion of data associated with an object as a basis of first authentication information, the first information also being obtainable from a first portion of the object; and an incorporator including or utilizing a processor which incorporates the first authentication information in a second portion of the data, the first authentication information also being obtainable from a second portion of the object. Of course, other claims and combinations are provided as well.

REFERENCES:
patent: 5721788 (1998-02-01), Powell et al.
patent: 6487301 (2002-11-01), Zhao
patent: 7349555 (2008-03-01), Rhoads
patent: 3-185585 (1991-08-01), None
English Translation of JP 3-185585-A (application published Aug. 1991).

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