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
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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