US Patent 9297573 Appliance with a water filtration system

An appliance includes a main body defining an access opening; a door movably attached to the main body and configured to close the access opening in a closed position, the door comprising a front, a back, a side surface extending from the front to the back, and a recess formed in the side surface, the back facing the main body when the door is in the closed position; and a water filtration system comprising a filter disposed in the recess.