230000002708 enhancing Effects 0.000 abstract description 2.230000002265 prevention Effects 0.000 claims description 3.230000004224 protection Effects 0.000 title abstract description 150.Publication of CN1577205A publication Critical patent/CN1577205A/en Application granted granted Critical Publication of CN1276321C publication Critical patent/CN1276321C/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Family has litigation Priority to US38810795A priority Critical Priority to US388107 priority Application filed by Intertrust Technologies Corp filed Critical Intertrust Technologies Corp First worldwide family litigation filed litigation Critical (A) 'Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License. Original Assignee Intertrust Technologies Corp Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

范维 Current Assignee (The listed assignees may be inaccurate.Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number CNA2004100435442A Other languages Chinese ( zh) Google Patents Systems and methods for secure transaction management and electronic rights protectionĭownload PDF Info Publication number CN1577205A CN1577205A CNA2004100435442A CN200410043544A CN1577205A CN 1577205 A CN1577205 A CN 1577205A CN A2004100435442 A CNA2004100435442 A CN A2004100435442A CN 200410043544 A CN200410043544 A CN 200410043544A CN 1577205 A CN1577205 A CN 1577205A Authority CN China Prior art keywords information vde information content control electronic Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents CN1577205A - Systems and methods for secure transaction management and electronic rights protection CN1577205A - Systems and methods for secure transaction management and electronic rights protection

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