Patent ID: 6850816
Filing Date: 2005-02-01
Classification: G06Q,G07F

Abstract:
1. A method of activating a vending machine or automatic dispenser of products or services, comprising the steps of: providing at least one dispensing device; providing a remotely located calculating device; running a first synchronous math function or lookup table in the said at least one dispensing device to produce a first solution and running a second synchronous math function or lookup table in the said remotely located calculating device to produce a second solution, the first solution and the second solution being identical to one another, conveying the second solution running in the remotely located calculating device to a purchaser; receiving the second solution from the purchaser at the at least one dispensing device; confirming at the at least one dispensing device that the second solution is identical to the first solution; and activating the dispensing device to dispense the product or service.