Secure paper product

Stock material or miscellaneous articles – Nonparticulate element embedded or inlaid in substrate and...

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Details

428464, 428 38, 428915, 428916, 428690, 428913, 4285375, 156 622, 162138, B32B 310, E01F 908

Patent

active

048350281

ABSTRACT:
A paper product includes both means for preventing images from being copied from the paper product by use of a xerographic photocopier; and means for enabling detection of the paper product when the paper product is transported through an interrogation zone of an article surveillance system.

REFERENCES:
patent: 2245045 (1941-06-01), Montgomery et al.
patent: 3665449 (1972-05-01), Elder et al.
patent: 3900647 (1975-08-01), Scardilli et al.
patent: 3908055 (1975-09-01), Susuki et al.
patent: 4626459 (1986-12-01), Warhol

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