发明名称 Method and apparatus for assigning consequential rights to documents and documents having such rights
摘要 Through the use of digital rights management, one or more conditional or consequential rights can be associated with a document. The conditional or consequential rights are activated by one or more trigger events that allow or restrict access to one or more documents by one or more users.
申请公布号 US6976009(B2) 申请公布日期 2005.12.13
申请号 US20010867749 申请日期 2001.05.31
申请人 CONTENTGUARD HOLDINGS, INC. 发明人 TADAYON BIJAN;NAHIDIPOUR ARAM;WANG XIN;RALEY MICHAEL C.;LAO GUILLERMO;TA THANH T.;GILLIAM CHARLES P.
分类号 G06Q30/00;(IPC1-7):G06F17/60 主分类号 G06Q30/00
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