发明名称 |
IDENTIFICATION AND AUTHENTICATION USING LIQUID CRYSTAL MATERIAL MARKINGS |
摘要 |
The present invention relates to a marking of polymeric liquid crystal material having determined optical characteristics allowing its authentication and reading by a machine and its authentication by the human eye. The marking is applied onto an item, good or article by a variable information printing process. The marking is in the form of indicia representing a unique code which allows for an easy authentication by the human eye and a secure tracking and tracing of the marked item, good or article throughout its life cycle. |
申请公布号 |
CA2719793(A1) |
申请公布日期 |
2009.10.08 |
申请号 |
CA20092719793 |
申请日期 |
2009.04.02 |
申请人 |
SICPA HOLDING SA |
发明人 |
MARGUERETTAZ, XAVIER;GREMAUD, FREDERIC;COMMEUREUC, AURELIEN;ABOUTANOS, VICKIE;TILLER, THOMAS;ROZUMEK, OLIVIER |
分类号 |
B42D15/00;B41M5/00;B41M7/00;B42D15/10;G06K7/10;G06Q10/00;G07D7/12 |
主分类号 |
B42D15/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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