US Patent 7229143 Refrigerator shelf retainer assembly

A retainer assembly includes a divider element which is shiftably mounted to a shelving unit of a refrigerator. The divider element is biased toward one end of the shelving unit in order to urge food product containers, which are supported on the shelving unit, between a portion of the refrigerator and the divider element, thereby preventing undesired shifting of the food product containers relative to the shelving unit.