WO2010086113A1 - Elément de sécurité optiquement variable - Google Patents

Elément de sécurité optiquement variable Download PDF

Info

Publication number
WO2010086113A1
WO2010086113A1 PCT/EP2010/000338 EP2010000338W WO2010086113A1 WO 2010086113 A1 WO2010086113 A1 WO 2010086113A1 EP 2010000338 W EP2010000338 W EP 2010000338W WO 2010086113 A1 WO2010086113 A1 WO 2010086113A1
Authority
WO
WIPO (PCT)
Prior art keywords
optically variable
security element
recording layer
variable recording
markings
Prior art date
Application number
PCT/EP2010/000338
Other languages
German (de)
English (en)
Inventor
Andreas Minks
Günter Endres
Harald Reiner
Original Assignee
Giesecke & Devrient Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42109786&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2010086113(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Giesecke & Devrient Gmbh filed Critical Giesecke & Devrient Gmbh
Priority to EP10703800.2A priority Critical patent/EP2391512B1/fr
Publication of WO2010086113A1 publication Critical patent/WO2010086113A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40—Manufacture
    • B42D25/405—Marking
    • B42D25/41—Marking using electromagnetic radiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29—Securities; Bank notes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/324—Reliefs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/328—Diffraction gratings; Holograms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40—Manufacture
    • B42D25/405—Marking
    • B42D25/425—Marking by deformation, e.g. embossing
    • B42D2033/04—
    • B42D2033/20—
    • B42D2033/24—
    • B42D2033/26—
    • B42D2035/20—
    • B42D2035/26—

Definitions

  • the invention relates to an optically variable security element for securing data carriers, into which markings in the form of patterns, characters or a code which are visually recognizable by the action of laser radiation are introduced.
  • the invention also relates to a method for producing such a security element and to a data carrier equipped with such a security element.
  • Data carriers such as identification cards, credit cards, bank cards and the like are increasingly being used in various service sectors, but also in the in-house area. They usually have to meet two opposing conditions. Because of their widespread use, they are a mass-produced product that should be simple and inexpensive to produce. On the other hand, they should offer the greatest possible security against counterfeiting or falsification due to their legitimacy function.
  • the ISO 7810 standard specifies the physical characteristics of identification cards for three different sizes of cards, referred to as ID-I, ID-2 and ID-3.
  • ID-I the physical characteristics of identification cards for three different sizes of cards, referred to as ID-I, ID-2 and ID-3.
  • the widest distribution has found the ID-I card with dimensions of 85.60 mm x 53.98 mm, which is used for example in bank and credit cards, phone cards or the EU driving license.
  • BESTAUGUNQSKOPIE To protect data carriers in ID card format and other formats are often provided with laser-engraved tilting images.
  • two or more different markings for example a serial number and an expiration date, are laser-engraved at different angles by an arrangement of cylindrical lenses in the card.
  • the laser radiation generates a local blackening of the card body, which makes the engraved markings visually visible. When looking at it, depending on the viewing angle, only the marking engraved from this direction is visible, so that an optically variable tilting effect is produced by tilting the card perpendicular to the axis of the cylindrical lenses.
  • the present invention seeks to provide a security element of the type mentioned above with attractive visual appearance and high security against counterfeiting.
  • a generic security element contains an optically variable recording layer, which is at least partially provided with a surface relief in the form of a lenticular grid.
  • at least first and second markings with laser radiation from different directions are introduced through the lens grid into the optically variable recording layer and can be seen in each case from the same directions when viewed.
  • the combination of a lens grid with an optically variable recording layer produces an optically multivariable security element in which the first tilting effect of a laser tilting image and the second tilting effect of an optically variable feature interact with one another and visually enhance each other.
  • the proposed security element thus combines high security against counterfeiting with an appealing visual appearance and a high attention and recognition value.
  • the optically variable recording layer is a color layer with optically variable pigments, in particular with interference layer pigments or liquid crystal pigments.
  • the optically variable recording layer can also be advantageously formed by a diffractive diffraction structure, such as a hologram or a hologram-like diffraction structure, or an achromatic matt structure.
  • the optically variable recording layer can additionally be provided with a relief structure.
  • the markings introduced by the load radiation advantageously represent non-blackened portions of the optically variable recording layer, which are visually recognizable due to their optical properties changed by the laser radiation.
  • the lens grid comprises cylindrical lenses and / or spherical lenses.
  • the axis of the cylindrical lenses can thereby be rectilinear or curved, parallel or at a specific angle to the outer canals.
  • the lenticular grid is in the form of a horizontal or a vertical lenticular grid.
  • the optically variable recording layer is expediently separated from the lenticular screen by a transparent spacer layer. It can be arranged on or near the surface, or even inside the security element.
  • the introduced markings can basically represent any data.
  • the markings represent personal data such as a signature, a date of birth, a portrait or the like, but may also or additionally contain data carrier related data such as a period of validity, a card number, information on the issuing authority or institution or the like.
  • Rasterized markings are particularly suitable for laser marking.
  • the individual raster elements can be generated in a controlled manner by pulsed irradiation of the recording layer, for example with an Nd: Y AG laser, a Nd: glass laser or else a longer-wavelength CCb laser.
  • the markings are introduced through the lens grid into the underlying optically variable recording layer.
  • the laser beam is held at different, predetermined angles to the plane of the lenticular grid, so that when the laser radiation passes through the lenses, different points of the recording layer are modified, but not blackened in accordance with the intention of the invention.
  • the markings introduced in this way and visible through the locally altered optical properties of the recording layer are each essentially only at that angle recognizable under which they were introduced.
  • the size of the angle range under which an identification is recognizable depends on the size of the modified area, and can be adjusted, for example, via the pulse energy of the laser beam.
  • the data carrier can be provided with two or more different markings that can not be reproduced photographically or with copiers, since at a certain viewing angle, the entire information written is never recognizable.
  • the markings which can be recognized from different directions are expediently nested in one another in the recording layer.
  • the separation of the information content takes place when viewing the data carrier from the recording directions corresponding viewing directions, since the lens raster shows the viewer only the part of the markings associated with the viewing direction. This makes a technical reproduction of the written information practically impossible, since an exact alignment with a later applied lenticular does not succeed with the required accuracy.
  • the invention also includes a method for producing an optically variable security element for securing data carriers, in which markings which can be visually recognized by the action of laser radiation are introduced in the form of patterns, characters or a code by
  • an optically variable recording layer is at least partially provided with a surface relief in the form of a lenticular grid, and at least first and second markings are introduced with laser radiation from different directions through the lens grid in the optically variable recording layer, which are recognizable from the same directions in the subsequent consideration of the security element.
  • the lenticular grid is preferably produced by lamination or embossing, optionally via a transparent intermediate layer, over the optically variable recording layer.
  • the invention also includes a data carrier, in particular a brand article, a document of value, an identity card and the like, with a security element of the type mentioned.
  • a data carrier in particular a brand article, a document of value, an identity card and the like, with a security element of the type mentioned.
  • the invention offers particular advantages in the case of data carriers in the form of cards, such as credit cards, bank cards, cash cards, authorization cards, identity cards or passers - personalization pages.
  • the combination of both effects allows the generation of optically multivariable security elements with non-black and white laser marking.
  • the laser-engraved markings can be colored, in particular with a metallic shiny and / or iridescent visual appearance.
  • the tilting effect of the optically variable recording layer is additionally modified by the lenticular of the laser tilting image. Further Combination and variation possibilities and novel visual effects arise when the recording layer is additionally provided with a relief structure.
  • the proposed combination also increases the attention and recognition value of the security element.
  • the visual appearance is upgraded and the recognizability of the entire element as an authenticity feature is increased, especially in poor lighting conditions.
  • the combined security element does not require more space on the card than a laser tipping image alone and therefore can be used on cards with small available area, such as ID-I cards.
  • the larger area remaining due to the merging of two security features also leaves the designer with a greater scope for design.
  • Fig. 1 is a plan view of a card according to an embodiment of the invention in a schematic representation
  • Fig. 2 is a sectional view of the card of Fig. 1 taken along the line H-II.
  • FIG. 1 shows a schematic representation of an identification card 10 in the ID-I format, as used for example for bank cards, credit cards or driver's licenses.
  • the card 10 contains a laser tipping image 14 for securing, which contains two different markings 16 and 18 inscribed by laser radiation, which are schematically represented in FIG. 1 by the character sequences "AAA" and " BBB "are shown. Unlike in the drawing of FIG. 1, the markings 16, 18 when viewing the card 10 not simultaneously, but only by tilting the card 10 in a different tilt angle recognizable.
  • the laser tipping image 14 is embodied in the embodiment in the form of a horizontal lenticular grid, but in other embodiments can also be embodied, for example, in the form of a vertical lenticular grid.
  • cards in the ID-I format are often to be equipped with a laser tipping image as well as with an optically variable effect color print, such as a color layer with optically variable pigments or a hologram. Since the effect color printing requires a certain minimum surface area in order to be able to develop its visual effect, satisfactory results often do not result in known designs due to the necessary compromises.
  • the laser tilting image 14 and the optically variable feature are arranged in the same surface area, as explained in more detail with reference to the cross-sectional view of FIG. 2, which shows a sectional view of the card 10 along the line H-II.
  • the card 10 contains a card body 20, which is provided in the region of the laser tilting image 14 with an optically variable recording layer 22 and a spacer layer 24 transparent over the recording layer 22.
  • the optically variable recording layer 22 is in the exemplary embodiment a color layer with optically variable pigments, in particular with interference layer pigments or with liquid crystal pigments.
  • the optically variable recording layer may be formed, for example, by a diffractive diffraction structure, such as a hologram or a hologram-like diffraction structure, or a matte structure.
  • the card body itself may be formed of a transparent, semi-transparent or translucent material.
  • the surface of the card 10 in the region of the laser tilting image 14 is provided with a surface relief in the form of a lenticular grid 26, which in the exemplary embodiment consists of a plurality of horizontal, parallel cylindrical lenses.
  • the tilts introduced into the laser tilting mark 16, 18 were written into the optically variable recording layer 22 only after the application of the lens grid 26 by means of a pulsed infrared laser.
  • a laser beam from different directions 30 and 32 is directed to the lens grid 26.
  • the individual cylindrical lenses focus the laser beam on different small subregions 40 and 42 of the optically variable recording layer 22.
  • Wavelength, intensity and pulse duration of the laser radiation are matched to the properties of the recording layer 22 such that the subregions 40, 42 are not blackened, but due to their by the laser radiation locally changed optical properties against the background of the non-impacted areas are visually recognizable.
  • the partial areas 40 together form the marking 16 of FIG. 1, the partial areas 42 the markings 18.
  • the appearance of the markings 16, 18 within the optically variable recording layer 22 is visibly more attractive visually than the usual blackened areas of a white card body.
  • the sub-regions 40 inscribed in this direction can be seen because of the focusing effect of the cylindrical lenses, which form an image for the observer 50, in the exemplary embodiment the letter "AAA" of the marking 16
  • the partial areas 42 inscribed in this direction can be recognized and, for the viewer 50, form an image of the letters "BBB" of the marking 18.
  • the cylindrical lenses each show only portions of the optically variable recording areas which are not modified by laser radiation. layer 22, which contain no markings.
  • the blackening can also be seen from the underside of the card, ie the side facing away from the lenses.
  • the laser tilting image 14 of the card 10 thus has an optically double-variable appearance when viewed.
  • the first optically variable effect is given by the tilting effect of the laser tilting image 14: If the card is tilted from the viewing direction 34 over the viewing directions 30 and 32 towards the viewing direction 36, the viewer first sees the recording layer 22 without marking (viewing direction 34). The first marking 16 is visible from the viewing direction 30, then the second marking 18 from the viewing direction 32, until only the recording layer 22 without markings can be recognized again from the viewing direction 36.
  • the second optically variable effect is generated by the optical variability of the recording layer 22 and depends on the type of the selected recording layer 22.
  • the second optically variable effect may, for example, be a viewing-angle-dependent color-shift effect, which conveys to the viewer a color impression that changes with the viewing direction. Viewing angle dependent diffraction effects, scattering effects or refractive effects are also possible.
  • the refraction of the cylindrical lenses of the lens grid 26 further modifies the second optically variable effect of the recording layer 22 compared to a separately present recording layer.
  • the optically variable recording layer 22 may additionally be provided with a relief structure, for example an embossing pattern. be provided structure.
  • a relief structure for example an embossing pattern. be provided structure.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Credit Cards Or The Like (AREA)
  • Holo Graphy (AREA)

Abstract

L'invention concerne un élément de sécurité optiquement variable destiné à protéger des supports de données (10). Dans cet élément, des marques distinctives (16, 18) visuellement identifiables se présentant sous la forme de motifs, de caractères ou de codage sont ménagées à l'aide d'un rayon laser. Selon l'invention, l'élément de sécurité contient une couche d'enregistrement optiquement variable (22), dotée au moins partiellement d'un relief superficiel se présentant sous la forme d'un réseau lenticulaire (26). Au moins les première et seconde marques distinctives (16, 18) sont ménagées dans la couche d'enregistrement optiquement variable (22) via le réseau lenticulaire (26), au moyen du rayonnement laser orienté selon différentes directions (30, 32), et sont identifiables lorsqu'elles sont observées respectivement depuis les mêmes directions (30, 32).
PCT/EP2010/000338 2009-01-27 2010-01-21 Elément de sécurité optiquement variable WO2010086113A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10703800.2A EP2391512B1 (fr) 2009-01-27 2010-01-21 Élément de sécurité optiquement variable

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009006301A DE102009006301A1 (de) 2009-01-27 2009-01-27 Optisch variables Sicherheitselement
DE102009006301.3 2009-01-27

Publications (1)

Publication Number Publication Date
WO2010086113A1 true WO2010086113A1 (fr) 2010-08-05

Family

ID=42109786

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/000338 WO2010086113A1 (fr) 2009-01-27 2010-01-21 Elément de sécurité optiquement variable

Country Status (3)

Country Link
EP (1) EP2391512B1 (fr)
DE (1) DE102009006301A1 (fr)
WO (1) WO2010086113A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103576216A (zh) * 2012-08-02 2014-02-12 中钞特种防伪科技有限公司 一种光学防伪元件及采用该光学防伪元件的防伪产品
EP2417489B1 (fr) 2009-04-06 2017-03-08 Reserve Bank of Australia Procédé de fabrication d'un document ou dispositif de sécurité à image optiquement variable
US11110734B2 (en) 2015-12-10 2021-09-07 Giesecke+Devrient Currency Technology Gmbh Security element having a lenticular image

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010031713A1 (de) 2010-07-21 2012-01-26 Giesecke & Devrient Gmbh Optisch variables Sicherheitselement mit Kippbild
DE102010053679B4 (de) * 2010-12-07 2013-03-28 Giesecke & Devrient Gmbh Sicherheitselement für kartenförmigen Datenträger und Verfahren zu seiner Herstellung
FR2984217B1 (fr) 2011-12-19 2014-06-06 Jean Pierre Lazzari Procede de formation d'images laser couleur et document ainsi realise
DE102012021724A1 (de) * 2012-11-06 2014-05-08 Giesecke & Devrient Gmbh Sicherheitselement mit Linsenrasterbild
DE102014013917A1 (de) * 2014-09-18 2016-03-24 Giesecke & Devrient Gmbh Sicherheitsdokument mit Schutzschicht
FR3030851B1 (fr) * 2014-12-17 2021-12-03 Oberthur Technologies Dispositif de securite a reseau lenticulaire comprenant plusieurs motifs couleur graves
FR3030362B1 (fr) * 2014-12-17 2018-09-28 Idemia France Dispositif de securite
DE102018005697A1 (de) * 2018-07-19 2020-01-23 Giesecke+Devrient Currency Technology Gmbh Sicherheitselement mit Linsenrasterbild

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8529297U1 (de) * 1985-10-15 1987-12-17 GAO Gesellschaft für Automation und Organisation mbH, 8000 München Ausweiskarte mit einem optischen Echtheitsmerkmal
EP0540455A1 (fr) * 1991-10-28 1993-05-05 Palmira Gili Picoy Procédé pour préparer les feuilles imprimées avec effets optiques
WO2006102700A1 (fr) * 2005-03-29 2006-10-05 Note Printing Australia Limited Documents d'identification revelant les tentatives d'alteration

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10358784A1 (de) * 2003-12-12 2005-07-14 Giesecke & Devrient Gmbh Datenträger mit mittels Laserstrahl eingeschriebenen Kennzeichnungen und Verfahren zu seiner Herstellung
DE102006034854A1 (de) * 2006-07-25 2008-01-31 Ovd Kinegram Ag Verfahren zur Erzeugen einer Lasermarkierung in einem Sicherheitsdokument sowie derartiges Sicherheitsdokument

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8529297U1 (de) * 1985-10-15 1987-12-17 GAO Gesellschaft für Automation und Organisation mbH, 8000 München Ausweiskarte mit einem optischen Echtheitsmerkmal
EP0540455A1 (fr) * 1991-10-28 1993-05-05 Palmira Gili Picoy Procédé pour préparer les feuilles imprimées avec effets optiques
WO2006102700A1 (fr) * 2005-03-29 2006-10-05 Note Printing Australia Limited Documents d'identification revelant les tentatives d'alteration

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2417489B1 (fr) 2009-04-06 2017-03-08 Reserve Bank of Australia Procédé de fabrication d'un document ou dispositif de sécurité à image optiquement variable
CN103576216A (zh) * 2012-08-02 2014-02-12 中钞特种防伪科技有限公司 一种光学防伪元件及采用该光学防伪元件的防伪产品
CN103576216B (zh) * 2012-08-02 2016-03-23 中钞特种防伪科技有限公司 一种光学防伪元件及采用该光学防伪元件的防伪产品
US11110734B2 (en) 2015-12-10 2021-09-07 Giesecke+Devrient Currency Technology Gmbh Security element having a lenticular image

Also Published As

Publication number Publication date
EP2391512A1 (fr) 2011-12-07
EP2391512B1 (fr) 2014-05-07
DE102009006301A1 (de) 2010-07-29

Similar Documents

Publication Publication Date Title
EP2391512B1 (fr) Élément de sécurité optiquement variable
EP2459389B2 (fr) Document d'identification à identification visuelle personnalisée et son procédé de production
AT392439B (de) Ausweiskarte und verfahren zur herstellung derselben
EP2007586B1 (fr) Element de securite avec des caracteristiques d'authenticite identifiables de maniere visuelle et tactile
EP1827868B1 (fr) Support de donnees en forme de carte
EP2595817B1 (fr) Element de sécurité optiquement variable avec image d'inclinaison
EP2885135B1 (fr) Dispositif de sécurité
WO2005009751A2 (fr) Element de securite
EP2155963B2 (fr) Élément de sécurité transparent
EP1697146A2 (fr) Support de donnees pourvu d'identifications inscrites au moyen d'un faisceau laser et procede de fabrication dudit support
EP2522529B1 (fr) Élément de sécurité et support de données équipé de celui-ci
WO2016155859A1 (fr) Élément de sécurite pourvu de pigments d'effet et d'une structure de gaufrage et procédé de fabrication de ce dernier
DE102008028705B4 (de) Verfahren zum Herstellen eines Wert- und/oder Sicherheitsdokuments sowie Wert- und/oder Sicherheitsdokument mit einer demetallisierten Struktur
DE112019000522T5 (de) Integration von Mikrobild-Designs
DE102014200595B4 (de) Sicherheitsanordnung sowie Verfahren zur Herstellung einer Sicherheitsanordnung
EP2214914B1 (fr) Procédé de production d'un element de sécurité pour un document et document correspondant
WO2023170001A1 (fr) Document d'identification et procédé de production
EP3594012B1 (fr) Document de valeur pourvu de caractéristique de sécurité optique
DE102005051395A1 (de) Sicherheitselement und Verfahren zu seiner Herstellung
WO2022228730A9 (fr) Signe de sécurité pour un document de valeur, document de valeur et procédé de réalisation d'un signe de sécurité
WO2022228729A2 (fr) Signe de sécurité pour un document de valeur, document de valeur et procédé de réalisation d'un signe de sécurité
EP3960481A1 (fr) Élément de sécurité variable optiquement
WO2016041610A1 (fr) Document de sécurité muni d'une couche protectrice

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10703800

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 2010703800

Country of ref document: EP