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Mobile device add-on apparatus for financial transactions

  • US 8,408,463 B2
  • Filed: 02/09/2012
  • Issued: 04/02/2013
  • Est. Priority Date: 02/22/2005
  • Status: Active Grant
First Claim
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1. An add-on apparatus compatible with a mobile device, the add-on apparatus including smartcard circuitry accessible by the mobile device, the smartcard circuitry including a point-of-sale interface, wherein the point-of-sale interface receives power from the mobile device.

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