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System and method for selectively enabling access based on lineage analysis of digital information

  • US 7,249,103 B2
  • Filed: 12/30/2004
  • Issued: 07/24/2007
  • Est. Priority Date: 12/15/1992
  • Status: Expired due to Fees
First Claim
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1. A method of selectively enabling access based on lineage analysis of digital information, the method comprising:

  • receiving a request to access at least a part of the digital information;

    receiving a lineage of the digital information, the lineage including at least one of a copy history of the digital information, a purchase history of the digital information, or a usage history of the digital information;

    analyzing the lineage; and

    determining whether to allow or deny access to the at least a part of the digital information based on the analyzing.

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