Patent 10213016 was granted and assigned to Walmart on February, 2019 by the United States Patent and Trademark Office.
An interchangeable modular shelf system, where a modular shelf framework is made of two support arms and two longitudinal members in a hollow rectangular shape. Onto this modular framework distinct types of display components may be attached, such that a single modular framework may contain a basket and a shelf. The modular framework can be attached to a vertical plane of the gondola rack, and can then be used for easily changing the type of display component attached, or for modifying the arrangement of the display components as necessary.