发明名称 Method and apparatus for assigning consequential rights to documents and documents having such rights
摘要 A rights management system including one or more consequential rights associated with digital content, and specifying a manner of use of the digital content, a right management module that enforces the rights permitting use of the digital content in accordance with the rights upon occurrence of a consequential event. The consequential event is based on another usage right. In one embodiment, the consequential event is the exercise, expiration, or possession of another usage right.
申请公布号 US6963858(B2) 申请公布日期 2005.11.08
申请号 US20020316187 申请日期 2002.12.11
申请人 CONTENTGUARD HOLDINGS, INC. 发明人 WANG XIN;CHEN EDDIE J.;DEMARTINI THOMAS;GILLIAM CHARLES P.;LAO GUILLERMO;NAHIDIPOUR ARAM;RALEY MICHAEL;TA THANH;TADAYON BIJAN
分类号 G06F21/00;G06Q10/00;H04L9/32;(IPC1-7):G06F17/60 主分类号 G06F21/00
代理机构 代理人
主权项
地址