Apple files patent for Passbook coupons with a touch of NFC

A new patent from Apple provides loads of information on Passbook and hints at the possibility of using near-field communications with the app.
Published today by the U.S. Patent and Trademark Office, the patent, dubbed "Integrated Coupon Storage, Discovery, And Redemption System," goes into great detail about a system that lets you manage and redeem electronic coupons on a mobile device.