发明名称 |
METHOD FOR PRODUCING AN ANTI-THEFT/ANTI-COPY OPTICAL MEDIUM |
摘要 |
A method for producing a theft-protected optical medium printing onto a portion an optical medium state change material having at least a first unactivated state and a second activated state, said portion of said optical medium and said state change material selected to cause content on said optical medium to be unreadable by an optical reader when said state change material is in an unactivated state, but to be readable by said optical reader when said state change material is in an unactivated state.
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申请公布号 |
WO2007047366(A3) |
申请公布日期 |
2008.12.31 |
申请号 |
WO2006US39889 |
申请日期 |
2006.10.12 |
申请人 |
VERIFICATION TECHNOLOGIES, INC.;SELINFREUND, RICHARD, H. |
发明人 |
SELINFREUND, RICHARD, H. |
分类号 |
G06F9/00 |
主分类号 |
G06F9/00 |
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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