Product item having first coded data and random pattern

Registers – Records – Particular code pattern

Reexamination Certificate

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Details

C235S385000

Reexamination Certificate

active

07806342

ABSTRACT:
An object comprising first coded data and a random pattern disposed on or in a surface thereof is provided. The first coded data identifies a plurality of fiducials on the surface and the random pattern defines at least one fingerprint for the object.

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Dymetman, M., and Copperman, M., “Intelligent Paper in Electronic Publishing, Artist Imaging, and Digital Typography, Proceedings of EP '98”, Mar./Apr. 1998, Springer Verlag LNCS 1375, pp. 392-406.

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