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Determining the availability of purchasable items in a network environment

  • US 20050080510A1
  • Filed: 12/03/2004
  • Published: 04/14/2005
  • Est. Priority Date: 05/03/2001
  • Status: Abandoned Application
First Claim
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1. A method of requesting a refund for a purchase order of a vending machine item, comprising:

  • receiving, at a vending machine, a payment amount for the vending machine item;

    receiving an electronic refund request for at least a portion of the payment amount; and

    determining whether to refund the portion.

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