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Limited return messaging

  • US 7,251,050 B2
  • Filed: 04/02/2004
  • Issued: 07/31/2007
  • Est. Priority Date: 05/25/1999
  • Status: Expired due to Fees
First Claim
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1. A method of limiting a number of faxed communications between an application and a user, via a sensing device interacting with machine-readable coded data printed on a surface, the method comprising the steps, performed in a computer system, of:

  • (a) receiving interaction data representing the interaction of the sensing device with the coded data, the interaction data enabling identification of the application;

    (b) transmitting information based on at least some of the interaction data to the application;

    (c) allocating a unique one-time-use reply number for the transmitted information;

    (d) recording the reply number in a list of reply numbers;

    (e) monitoring incoming faxes for a match with the reply number contained in the list;

    (f) transmitting an incoming fax from the application to the user only in the event of a match; and

    (g) removing the reply number from the list in the event of a match, thereby limiting the number of replies to one reply.

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