Patent ID: 8494908

Claim:
A checkout system comprising: a mobile telephone operated by a customer including a cellular communication module for completing customer telephone calls; a wireless network communication module; a near field communication (NFC) radio frequency (RF) module; a mobile processor; a display; and an input device wherein the NFC RF module is for sending a wireless interrogation signal for interrogating an NFC RF tag on a product, for receiving product data related to the product from the NFC RF tag, and for passing the product data to the mobile processor; and wherein the mobile processor is for updating a list data structure representing a list of items selected for purchase by the customer in response to receiving the product data; wherein the wireless network communication module is for establishing a secure connection with a server containing information about the product in response to a control signal from the mobile processor, for sending a request for the price of the product to the server after connecting, and for receiving the price from the server; wherein the mobile processor is also for displaying the price prior to customer selection of the product, timing a timeout period following display of the price, determining whether the input device has recorded customer acceptance of the product before expiration of the timeout period, and including the product in the list data structure only when the input device has recorded the customer acceptance of the product before the expiration of the timeout period.