INFORMATION CARRIER HAVING MEMBER POSSESSING OPTICALLY VARIABLE PROPERTIES, METHOD FOR PRODUCING THE CARRIER, PROTECTION MEMBER POSSESSING OPTICALLY VARIABLE PROPERTIES Russian patent published in 2001 - IPC

Abstract RU 2176190 C2

FIELD: document protection. SUBSTANCE: device has the first printed structure having the second printed image covering at least some areas of the first structure. The second printed image is applied using printing ink containing pigment possessing optically variable properties with or without nontransparent ink. EFFECT: improved document protection against counterfeit. 18 cl, 8 dwg

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RU 2 176 190 C2

Authors

Braun Ehkkhard

Plashka Rejnkhard

Dates

2001-11-27—Published

1996-11-26—Filed