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EP0420261A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Record carrier with an optical variable element and method of producing it

Assignee: Giesecke+Devrient GmbH
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Filing: 1990-09-27
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Granted: —
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Expires: 2010-09-27
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Abstract

Abstract Translated from German Die Erfindung betrifft ein System bestehend aus einer Serie von Datenträgern, insbesondere Ausweiskarten, Wertpapieren oder dergleichen, bei dem die zum System gehörenden Datenträger Beugungsstrukturen aufweisen, die eine Standardinformation enthalten bei dem Teile der Serie durch zusätzliche Maßnahmen im Bereich der Beugungsstrukturen derart verändert oder mit anderen Elementen kombiniert sind und sie sich vom Rest der Serie optisch erkennbar unterscheiden, wobei die Veränderung der Beugungsstrukturen und/oder die Kombination mit anderen Elementen einen ästhetischen Gesamteindruck vermitteln und die Veränderung und/oder Kombination mit den anderen Elementen ohne Zerstörung der Beugungsstrukturen nicht rückgängig zu machen ist. <IMAGE> The invention relates to a system consisting of a series of data carriers, in particular identity cards, securities or the like, in which the data carriers belonging to the system have diffraction structures which contain standard information in which parts of the series are changed in this way by additional measures in the field of diffraction structures or with others Elements are combined and they differ visually from the rest of the series, whereby the change in the diffraction structures and / or the combination with other elements give an overall aesthetic impression and the change and / or combination with the other elements cannot be undone without destroying the diffraction structures is. <IMAGE>

Inventors

  • 👤 Christoph Heckenkamp
  • 👤 Gerhard Stenzel
  • 👤 Wittich Kaule

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-09 12:49
CPC Classifications
B; B44; B44C; B44C1/00; B44C1/16; B44C1/165; B44C1/17; B44C1/1712; B44C1/1716; B42; B42D; B42D25/00; B42D25/30; B42D25/328; G; G03; G03H; G03H1/00; G03H1/02; G03H1/0236; G03H1/0252; G03H1/0276; G03H1/028; G06; G06K; G06K19/00; G06K19/06; G06K19/06009; G06K19/06046; G06K19/08; G06K19/083; G06K19/10; G06K19/14; G06K19/16; G03H1/024; G03H1/0244; G03H1/0005; G03H1/0011; G03H2001/0016; G03H2001/0288; G03H2001/0296; G03H1/04; G03H1/18; G03H1/182; G03H2001/183; G03H2001/184; G03H2001/187; G03H1/22; G03H1/2249; G03H2001/2263; G03H2001/2268; G03H2210/00; G03H2210/50; G03H2210/54; G03H2222/00; G03H2222/10; G03H2222/15; G03H2222/16; G03H2250/00; G03H2250/10; G03H2250/12; G03H2250/36; G03H2250/40; G03H2270/00; G03H2270/10; G03H2270/13; G03H2270/20; G03H2270/23; Y; Y10; Y10S; Y10S283/00; Y10S283/901

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