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Transaction card system having security against unauthorized usage

  • US 20030106935A1
  • Filed: 11/19/2002
  • Published: 06/12/2003
  • Est. Priority Date: 11/19/2001
  • Status: Active Grant
First Claim
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1. A transaction card system, said system comprising:

  • a memory configured to store account information regarding at least one transaction card;

    an output circuit configured to generate a readable identifier corresponding to a transaction card stored in said memory;

    a user input device configured to select a transaction card stored in said memory; and

    a processor operatively coupled to said memory, output circuit and user input device, wherein said output circuit generates a readable identifier responsive to input received from said user input device.

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