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Dynamic payment device characteristics

  • US 7,866,551 B2
  • Filed: 02/15/2008
  • Issued: 01/11/2011
  • Est. Priority Date: 02/15/2007
  • Status: Active Grant
First Claim
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1. A payment device comprising:

  • a memory comprising payment data for an account and non-payment data for the account;

    a bistable display coupled to the memory; and

    an element operatively coupled to the display, the element configured to communicate with a processor,wherein the processor is external to the payment device and is configured to execute one or more instructions for displaying the payment data and the non-payment data on the bistable display, the non-payment data including a balance for the account, the payment data including a first value that is displayed, the processor further configured to execute one or more instructions for changing the payment data for the account to a second value, and one or more instructions for displaying the second value on the bistable display,wherein the payment device is in the form of a card, further wherein the payment device does not have a built-in power source.

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