US Patent 7434723 Mobile payment authorization system and method

A system and method of completing a pending purchase is provided. The system and method comprises receiving purchase information by a first communication device from a point-of-sale device. The system and method also comprises transmitting a subscriber approval request from the first communication device to a second device, wherein the subscriber approval request includes the purchase information. The system and method further comprises providing payment information from the first communication device to the point-of-sale device to complete the pending purchase based on a subscriber approval response.