US 2017/0322515 A1Published application

Multi-Layer Body and Method for the Production Thereof

AssigneeLeonhard Kurz Stiftung & Co. KG

InventorsKlaus Pforte, Ludwig Brehm

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Abstract

The invention relates to a multilayer body with a volume hologram layer and a partial opaque layer, arranged on a surface of the volume hologram layer, which is present in a first area and is not present in a second area. The invention furthermore relates to a method for the production of such a multilayer body, as well as a security element and security document with such a multilayer body.

Claims53

Dependent claims

A multilayer body with a volume hologram layer and a partial opaque layer, arranged on a surface of the volume hologram layer, which is present in a first area and is not present in a second area.

Dependencies are inferred from the claim text.

Facts

Application: 15/525,436Filed 19 Nov 2015
Priority: DE 10 2014 116 940.919 Nov 2014
Published: 9 Nov 2017
Term ends: Not estimatedThe source records don’t support an estimate.

Classification23 codes

G03H 1/0011
Adaptation of holography to specific applications: for security or authentication
B42D 25/324
Identification or security features, e.g. for preventing forgery: reliefs
B42D 25/328
Identification or security features, e.g. for preventing forgery: diffraction gratings; Holograms
B42D 25/351
Identification or security features, e.g. for preventing forgery: translucent or partly translucent parts, e.g. windows

Family

US 10,488,819 B2Related patent
US 2017/0322515 A1This patent

From the US filing history. Foreign family members aren’t listed.

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