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System for controlling the distribution and use of digital works using digital tickets

  • US 20060271484A1
  • Filed: 10/03/2005
  • Published: 11/30/2006
  • Est. Priority Date: 11/23/1994
  • Status: Active Grant
First Claim
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1. A method for controlling the number of times that a usage right associated with a digital work can be exercised, the method comprising:

  • creating a digital work;

    determining a usage right for the digital work, the usage right specifying a digital ticket, the digital ticket indicating a number of times the usage right may be exercised;

    requesting access to the digital work including an identification of the usage right;

    determining the validity of the usage right based on a number of times the digital ticket has been used;

    granting or denying access to the digital work based on the result of the determining step; and

    updating the digital ticket if access to the digital work is granted.

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