Invention Grant
- Patent Title: Security thread having an optically variable security feature
- Patent Title (中): 安全线程具有光学可变的安全功能
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Application No.: US11779707Application Date: 2007-07-18
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Publication No.: US08322751B2Publication Date: 2012-12-04
- Inventor: Marion Fessl
- Applicant: Marion Fessl
- Applicant Address: DE Munich
- Assignee: Giesecke & Devrient GmbH
- Current Assignee: Giesecke & Devrient GmbH
- Current Assignee Address: DE Munich
- Agency: Greenlee Sullivan P.C.
- Priority: DE102006033839 20060721; DE102006039305 20060822
- Main IPC: B42D15/00
- IPC: B42D15/00 ; B42D15/10

Abstract:
Embodiments disclosed herein include such relating to security elements for embedment in security papers, value documents and the like, having a substrate foil having opposing first and second main surfaces, an optically variable security feature disposed on the first main surface and an adhesive layer applied to the second main surface. Further embodiments are disclosed including methods for manufacturing security elements, embodiments relating to security papers and value documents, and other embodiments.
Public/Granted literature
- US20080079257A1 Security Thread Having an Optically Variable Security Feature Public/Granted day:2008-04-03
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