发明授权
- 专利标题: Optically variable personalized indicia for identification documents
- 专利标题(中): 用于识别文件的光学变量个性化标记
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申请号: US12758332申请日: 2010-04-12
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公开(公告)号: US08033477B2公开(公告)日: 2011-10-11
- 发明人: Robert L. Jones , Daoshen Bi , Charles F. Duggan , Nelson T. Schneck
- 申请人: Robert L. Jones , Daoshen Bi , Charles F. Duggan , Nelson T. Schneck
- 申请人地址: US MA Billerica
- 专利权人: L-1 Secure Credentialing, Inc.
- 当前专利权人: L-1 Secure Credentialing, Inc.
- 当前专利权人地址: US MA Billerica
- 代理机构: Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.
- 主分类号: G06K19/06
- IPC分类号: G06K19/06 ; G06K7/08 ; G06K5/00
摘要:
The invention relates to identification documents, and in particular to providing optically variable personalized data to identification documents. In one implementation, we provide an identification document comprising a document layer and a first indicium. The document layer comprises a material capable of being printed by a thermally transferable optically variable ink. The first indicium is printed on the document layer and comprises personalized data and printed to the document layer by a thermally transferred optically variable ink. The first indicium may be printed to the document layer by disposing a thermally transferable optically variable ink in a mass transfer panel of a printer ribbon adapted for use in a dye diffusion thermal transfer printer, and printing the first indicium as part of a mass transfer printing process. The thermally transferred optically variable ink can be selected and printed such that the first indicium has at least one of a luster, shine, sheen, pearlescent appearance, iridescent appearance, and mirror-like appearance. This technology enables the creation of a halftone “mirror image” over a color ghost image to achieve a layered and linked multiple personalization scheme of ID documents.
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