发明名称 |
Method and apparatus for distributing enforceable property rights |
摘要 |
An enforceable property right and a system for controlling the manner of use of an item in accordance with usage rights. The enforceable property right includes an item ticket having a security mechanism incorporated therein and specifying an item for which the item ticket can be redeemed and a license associated with the item ticket. The license includes usage rights specifying a manner of use for redeeming the item ticket and a mechanism for unlocking said security mechanism. |
申请公布号 |
US6954738(B2) |
申请公布日期 |
2005.10.11 |
申请号 |
US20030724076 |
申请日期 |
2003.12.01 |
申请人 |
CONTENTGUARD HOLDINGS, INC. |
发明人 |
WANG XIN;TADAYON BIJAN;DEMARTINI THOMAS;RALEY MICHAEL;LAO GUILLERMO;CHEN EDDIE;GILLIAM CHARLES P. |
分类号 |
G06F9/44;G06F21/00;H04K1/00;H04L29/06;(IPC1-7):G06F17/60 |
主分类号 |
G06F9/44 |
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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