Apparatuses and processes for producing optical effects layers.

OA22287AActive Publication Date: 2026-07-31SICPA HOLDING SA
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Patent Information

Application Number
OA1202500320
Authority / Receiving Office
OA · OA
Patent Type
Patents
Current Assignee / Owner
Filing Date
2024-03-27
Publication Date
2026-07-31
Estimated Expiration
2044-03-27
Patent Text Reader

Abstract

The invention relates to the field of the protection of security documents such as for example banknotes and identity documents against counterfeit and illegal reproduction. In particular, the present invention provides apparatuses and processes for producing optical effect layers (OELs) comprising magnetically oriented, said optical effect layers (OELs) exhibiting not only a dynamic movement but also an eye catching relief and / or 3D effect upon tilting and may be as anticounterfeit means on security documents or security articles or for decorative purposes.
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