Postage indicia including color bar sequence to aid in...

Details Postage indicia including color bar sequence to aid in... Postage indicia including color bar sequence to aid in...

2006-06-06

2006-06-06

Le, Thien M. (Department: 2876)

Registers

Coded record sensors

Particular sensor structure

C235S472010

Reexamination Certificate

active

07055746

ABSTRACT:
The present invention includes apparatus and methods for printing and verifying postage stamps on demand via a personal postage stamp printer. The indicia by which the stamp is printed includes a color bar sequence and a data field including data that corresponds to the color bar sequence. To authenticate the stamp, the data field is read and the color bar sequence data included in the data field is compared with the data generated by detecting the color bar sequence itself.

REFERENCES:
patent: 5525798 (1996-06-01), Berson et al.
patent: 6039257 (2000-03-01), Berson et al.
patent: 6070805 (2000-06-01), Kaufman et al.
patent: 6256638 (2001-07-01), Dougherty et al.
patent: 6655579 (2003-12-01), Delman et al.
patent: 6895116 (2005-05-01), Yen et al.
patent: 2005/0071295 (2005-03-01), Cordery et al.

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