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Electronic rights management and authorization system

  • US 6,618,808 B1
  • Filed: 08/10/1999
  • Issued: 09/09/2003
  • Est. Priority Date: 04/01/1996
  • Status: Expired due to Term
First Claim
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1. A data storage device in a computer system for managing and authorizing rights, the data storage device comprising:

  • a first data structure including a first plurality of records representing a plurality of works;

    a second data structure, separate from said first data structure, including a second plurality of records representing a plurality of rights, wherein each of said plurality of rights is associated with at least one of said plurality of works, and wherein each of said second plurality of records includes one or more data elements representing one or more dates including a permission date; and

    a computer program including steps for causing the computer system to identify at least one of said plurality of works in said first data structure, to search said second plurality of records in said second data structure to identify at least one of said plurality of rights associated with said at least one of said plurality of works, and to determine, using at least said permission date, whether a potential licensee may be granted permission to exercise said at least one of said plurality of rights for a specified time period.

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