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PROCESSING TRANSACTIONS OF DIFFERENT PAYMENT DEVICES OF THE SAME ISSUER ACCOUNT

  • US 20080179395A1
  • Filed: 03/01/2007
  • Published: 07/31/2008
  • Est. Priority Date: 01/30/2007
  • Status: Active Grant
First Claim
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1. At each of a plurality of point of sale terminals (POS) of a merchant, for each of a plurality of consumers each seeking to conduct a transaction with the merchant for a good or service at a cost by using a payment device issued by an issuer in a payment system, a method comprising:

  • reading data from a data storage region of the payment device that includes an identifier for an account assigned by the issuer of the payment device;

    for each account, assigning a Globally Unique Identifier (GUID) to each unique said data read from the data storage region without information that changes with each said transaction; and

    processing each said transaction to attribute each to;

    a corresponding said account; and

    the GUID within the corresponding said account.

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