B - Operations – Transporting – 41 – M
Patent
B - Operations, Transporting
41
M
B41M 3/14 (2006.01) G07D 7/12 (2006.01)
Patent
CA 2526569
The invention relates to a security document which is especially useful for guarding against falsification and counterfeit of payment vouchers or official documents by reproduction. Said security document is characterised in that it has a securement pattern (M) as a security means, said securement pattern consisting of a first pattern (M1) formed from substances having an interfering effect, and a second pattern (M2) formed from substances which react to certain forms of stimulation - such as luminous radiation or calorific, magnetic, electromagnetic, electric or microwave-type forms of stimulation - by a luminous response which is visible to the naked eye or by a specific signal that can be detected by means of an adapted appliance. The invention also relates to a method for producing said document.
La présente invention concerne un document de sécurité, utile notamment pour se prémunir contre les falsifications et contrefaçons de pièces de paiement ou de documents officiels par reproduction, qui se caractérise en ce qu'il comporte comme moyen de sécurité un motif de sécurisation (M) constitué d'un premier motif (M1) formé à partir de substances présentant un effet interférentiel et d'un second motif (M2) formé à partir de substances réagissant à certaines stimulations, tels que rayonnement lumineux ou stimulation calorifique, magnétique, électromagnétique, électrique ou de type micro-onde, en donnant une réponse lumineuse visible par un .oelig.il humain ou un signal spécifique détectable à l'aide d'un appareil adapté. L'invention concerne aussi le procédé de fabrication dudit document.
Rancien Sandrine
Vast Nathalie
Arjowiggins
Arjowiggins Security
Robic
LandOfFree
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