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US 2021/0276358 A1Published application
Security Feature and Method of Manufacture Thereof
AssigneeCCL Secure Pty Ltd
InventorMichael KAVANAGH
Life of this patent
Estimating the term…
Abstract
The present disclosure relates to methods of producing substrate level multi-tonal images.
Claims20
A security feature comprising:
- a substrate including a first surface and a second surface,
- a first image layer applied to the first surface of the substrate, by depositing a coloured ink in selected regions of the substrate in accordance with a first image,
- a second image layer applied to the substrate, wherein the second image layer is a layer of semi-opaque material including transparent or translucent regions in which the semi-opaque material is omitted or reduced, at least some of the transparent or translucent regions overlap with the first image,
- wherein the first and the second image layer collectively define a coloured multi-tonal image that is visible both in transmission and reflection.
1 more element
A security feature comprising:
- a substrate including a first surface and a second surface,
- a first and a second printed working applied to the substrate,
- wherein the first and the second printed working at least partially overlap and are registered to one another, the first printed working is multi-tonal and the second printed working is substantially free of tonal variation, the first and the second printed working are each formed in a single printed layer and in contrasting colours, the first and the second printed working collectively provide a coloured multi-tonal image visible both in reflection and transmission.
Dependencies are inferred from the claim text.