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Methods and apparatus for protecting information

  • US 7,131,144 B2
  • Filed: 12/16/2003
  • Issued: 10/31/2006
  • Est. Priority Date: 05/05/1999
  • Status: Expired due to Term
First Claim
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1. A tag table data structure encoded on a user device'"'"'s readable medium, the tag table data structure including at least one tag that is uniquely associated with one instance of software and including at least one field associated with the tag in the tag table, and including at least one field indicating a usage status associated with the tag associated with the instance of software.

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