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Discount payment method and system using a temporary card number

  • US 8,447,647 B2
  • Filed: 07/25/2007
  • Issued: 05/21/2013
  • Est. Priority Date: 02/23/2007
  • Status: Active Grant
First Claim
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1. A method for making payment with discounted prices by using temporary card numbers, the method comprising the steps of:

  • (a) at least one discount medium and discount location being selected by a user of a mobile terminal;

    (b) using the terminal to determine the geographical location of the mobile terminal at the time of the selection of the discount medium, the discount location and the discount amount to be applied to a transacted price in a given geographical region within which the mobile terminal is currently located at the time of the selection;

    (c) transmitting from said mobile terminal temporary card number issue information to a temporary card number issue device with said temporary card number issue information including at least the discount location, selected discount medium discount amount, and the payment medium of the user to be used in payment of the transacted price;

    (d) using the temporary card number issue device for generating a temporary card number corresponding to the temporary card number issue information and transmitting the generated temporary card number to the mobile terminal;

    (e) the mobile terminal transmitting to a credit authorization terminal (CAT) the generated temporary card number along with the temporary card number issue information including the discount location and discount amount and the payment medium of the user to be used in payment of the transacted price less a calculated discount based upon the temporary card number issue information;

    (f) determining prior to step (e) if the user has made a payment request within a predetermined time period from when the temporary card number was generated, and extinguishing the temporary card number after the predetermined time period expires if the user has not timely made a payment request; and

    (g) using the CAT to request transaction authorization to approve payment of the transacted price less the calculated discount based upon use of the temporary card number when the user has made a payment request within the predetermined time period.

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