发明授权
- 专利标题: MEHRSCHICHTKÖRPER MIT EINER OPTISCH MASCHINELL LESBAREN KENNUNG
- 专利标题(英): Multilayer element with an identification which can be read optically by a machine
- 专利标题(中): 用光学机读识别复合体
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申请号: EP07703372.8申请日: 2007-02-09
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公开(公告)号: EP1982296B1公开(公告)日: 2011-12-07
- 发明人: TOMPKIN, Wayne, Robert , PETERS, John Anthony
- 申请人: OVD Kinegram AG
- 申请人地址: Zählerweg 12 6301 Zug CH
- 专利权人: OVD Kinegram AG
- 当前专利权人: OVD Kinegram AG
- 当前专利权人地址: Zählerweg 12 6301 Zug CH
- 代理机构: Zinsinger, Norbert
- 优先权: DE102006006323 20060211
- 国际公布: WO2007090656 20070816
- 主分类号: G06K19/06
- IPC分类号: G06K19/06 ; G06K19/16
摘要:
Described is a multilayer element (10i) with an identification which can be read optically by a machine, wherein the multilayer element has at least one first plastic layer with a microscopically fine relief structure impressed in this layer and the optical effect of the microscopically fine relief structure can be changed in regions for inscribing an information item. First and second regions have different relief structures and form a background pattern (1 to 7) which codes a first information item, which pattern is modified partially for inscribing an individualized code pattern (1i to 3i) which codes an individualized second information item and overlaps the background pattern. Furthermore, a method for producing such a multilayer element and a method for reading the information are described.
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