EP 3386771 A1 20181017 - SECURITY ELEMENT HAVING A LENTICULAR IMAGE
Title (en)
SECURITY ELEMENT HAVING A LENTICULAR IMAGE
Title (de)
SICHERHEITSELEMENT MIT LINSENRASTERBILD
Title (fr)
ÉLÉMENT DE SÉCURITÉ MUNI D'UNE IMAGE LENTICULAIRE
Publication
Application
Priority
- DE 102015015991 A 20151210
- EP 2016002089 W 20161212
Abstract (en)
[origin: CA3007459A1] The invention relates to a security element (12) for safeguarding security papers, value documents and other data carriers (10), comprising a lenticular image which shows at least two different appearances (14A, 14B) from different viewing directions, wherein - the lenticular image contains a lenticular screen (24) consisting of a plurality of microlenses (26) and a radiation-sensitive motif layer (30) arranged at a distance from the lenticular screen (24), - the radiation-sensitive motif layer (30) contains a plurality of transparency areas (40) produced under the effect of radiation, each of which is arranged with precise alignment with respect to the microlenses (26) of the lenticular screen (24), and - the radiation-sensitive motif layer (30) is opaque outside the transparency areas (42) produced under the effect of radiation and is structured in the form of a first motif so that the first motif is visible as first appearance (14A) upon viewing the security element (12) from a first viewing direction through the lenticular screen (24).
IPC 8 full level
B42D 25/435 (2014.01)
CPC (source: EP US)
B42D 25/29 (2014.10 - US); B42D 25/351 (2014.10 - US); B42D 25/373 (2014.10 - US); B42D 25/378 (2013.01 - US); B42D 25/435 (2014.10 - EP US); B42D 25/355 (2014.10 - US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
DE 102015015991 A1 20170614; AU 2016368363 A1 20180607; AU 2016368363 B2 20210812; CA 3007459 A1 20170615; CN 108367586 A 20180803; CN 108367586 B 20200717; EP 3386771 A1 20181017; US 11110734 B2 20210907; US 2018361777 A1 20181220; WO 2017097430 A1 20170615
DOCDB simple family (application)
DE 102015015991 A 20151210; AU 2016368363 A 20161212; CA 3007459 A 20161212; CN 201680072507 A 20161212; EP 16823158 A 20161212; EP 2016002089 W 20161212; US 201616061191 A 20161212