The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 15, 1985

Filed:

Nov. 10, 1983
Applicant:
Inventor:

Gilbert Colgate, Jr, New York, NY (US);

Assignee:

U.S. Banknote Corporation, New York, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B42D / ;
U.S. Cl.
CPC ...
283 91 ; 264132 ; 283 85 ; 283 86 ; 283 87 ; 283904 ;
Abstract

An information bearing credit or identification card in which pieces of a diffraction grating, preferably an embossed hologram, are randomly distributed in a plastic or paper card so that light reflecting therefrom uniquely and visually differentiates the grating and hence the card. The pieces may be mixed in the plastic pig or with the paper prior to rolling or sprinkled in the plastic or other substrate during rolling.


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