PRINTING METHOD AND COPY-EVIDENT SECURE DOCUMENT

Patent №

US 5,487,567

Granted

1996-01-30

Filed 1992

Owner

FRANCOIS-CHARLES OBERTHUR GROUP

Lab

AI components

1

vision

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

07874188

Disclosed is a method of providing a copy-evident feature to documents and the documents produced thereby. The process allows the printing of a novel security design which is difficult to see with the naked eye when casually inspecting the document, but which will be immediately apparent in a copy if the document is photocopied or transmitted via facsimile.

VisionB42D 25/30B42D 25/324B41M 3/146B42D 25/337G03G 21/043Y10S 283/902

AI classification

Vision0.95
Evolutionary computation0.05
Natural language0.02
Speech0.00
AI hardware0.00
Machine learning0.00
Planning0.00
Knowledge representation0.00

Ownership

FRANCOIS-CHARLES OBERTHUR GROUP

assignment · 61960327

Assignors

VOLPE, JOHN R.

On an employer assignment, the assignors are typically the inventors.

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