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CONTROLLING DATABASE COPYRIGHTS

  • US 20070061267A1
  • Filed: 08/31/2006
  • Published: 03/15/2007
  • Est. Priority Date: 04/01/1994
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • decrypting encrypted digital data using utilization permit key;

    preventing displaying of digital data if the utilization permit key does not comprise a display permit key;

    preventing storage of digital data if the utilization permit key does not comprise a storage permit key;

    preventing copying of digital data if the utilization permit key does not comprise a copy permit key;

    preventing editing of digital data if the utilization permit key does not comprise a edit permit key; and

    preventing transferring of digital data if the utilization permit key does not comprise a transfer permit key.

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