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Methods for managing the exchange of communication tokens

  • US 8,051,172 B2
  • Filed: 09/20/2005
  • Issued: 11/01/2011
  • Est. Priority Date: 09/30/2002
  • Status: Active Grant
First Claim
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1. A method in a communication system operating on a communication device comprising:

  • identifying a communication to be sent to a recipient via the communication device;

    searching a token log for one or more tokens corresponding to an identifier of the recipient;

    in response to finding no tokens which correspond to the identifier of the recipient, providing for the creation of a token as an arbitrary set of one or more symbols;

    sending the communication and the token to the recipient;

    associating the token in a token log with the identifier of the recipient;

    receiving a message that includes a second token;

    verifying that the second token is valid by locating the second token in a token log;

    processing the message based on the second token being found in the token log;

    attaching a flag to the message indicating that the message is a newly received message, which flag allows a system operator to identify which messages are newly received; and

    allowing the system operator to clear the flag.

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