Antifalsification paper and security document produced therefrom
First Claim
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1. A security paper for producing documents of value, such as bank notes, certificates, etc., with at least one multilayer security element having at least one visually checkable optical effect, the security element being disposed at least partly on the surface of the security paper, characterized in that the security element has at least one integrated circuit.
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Abstract
The invention relates to a security paper for producing documents of value, such as bank notes, certificates, etc., with at least one multilayer security element. The security element is disposed at least partly on the surface of the security paper and has at least one visually checkable optical effect and at least one integrated circuit.
84 Citations
51 Claims
- 1. A security paper for producing documents of value, such as bank notes, certificates, etc., with at least one multilayer security element having at least one visually checkable optical effect, the security element being disposed at least partly on the surface of the security paper, characterized in that the security element has at least one integrated circuit.
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2. A security paper according to claim 2, characterized in that the security element shows an optically variable effect whereby the security element produces different visual impressions at different viewing angles.
- 23. A document of value with at least one multilayer security element having at least one visually checkable optical effect, the security element being disposed completely on the surface of the document of value, characterized in that the security element has at least one integrated circuit.
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27. A multilayer security element for application to a document of value having at least one visually checkable optical effect, characterized in that the security element has at least one integrated circuit.
- 28. A transfer material for applying a multilayer security element to a document of value, the transfer material having at least one visually checkable optical effect, characterized in that the transfer material has at least one integrated circuit.
- 38. A method for producing a transfer material for applying a multilayer security element to a document of value, the transfer material having at least one visually checkable optical effect, characterized in that at least one integrated circuit is incorporated into the layer structure of the transfer material.
Specification