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Electronic purchasing and funds transfer systems and methods

  • US 8,538,870 B2
  • Filed: 03/13/2008
  • Issued: 09/17/2013
  • Est. Priority Date: 02/29/2000
  • Status: Expired due to Fees
First Claim
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1. A method for facilitating an electronic purchase using a funds transfer system, the method comprising steps of:

  • receiving, via a vendor system, a selection of a private payment option from a purchaser;

    once the private payment option is selected, connecting the purchaser to a funds transfer system which is separate from the vendor system so that the purchaser can transfer financial information to the funds transfer system without exposure to the vendor system;

    storing, at the funds transfer system, purchase information and a vendor system generated digital signature received from the vendor system;

    sending, by the funds transfer system, a validation request directly to the purchaser via the connection between the purchaser and the funds transfer system;

    receiving, by the funds transfer system, validation information directly from the purchaser via the connection between the purchaser and the funds transfer system in response to the validation request, wherein the validation information identifies a purchaser account;

    validating the purchaser, by the funds transfer system, by comparing the received validation information against account information maintained in a database at the funds transfer system;

    when the purchaser is validated by the funds transfer system, transmitting a digital IOU to the vendor system, wherein the digital IOU comprises the vendor system generated digital signature; and

    redeeming, via the funds transfer system, the digital IOU at a later time by;

    receiving the digital IOU from the vendor system;

    confirming the digital IOU by comparing the vendor system generated digital signature included on the received digital IOU to vendor system generated digital signatures stored in a signature log at the funds transfer system; and

    once confirmed, receiving from the purchaser account funds to cover an amount of the digital IOU at a funds transfer system account and transferring the funds from the funds transfer system account to a vendor account.

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