Patent ID: 8748786

Claim:
A multi-component package comprising: a lower container comprising: a bottomed, lower container main body configured to contain a first food product, the lower container main body having a lower container opening and a flange provided on a peripheral edge of the lower container opening, and a lower container lid material for sealing the lower container opening; and an upper container comprising: an upper container main body configured to contain a second food product, the upper container main body having an upper container opening, a bottomed containing portion having a bottom surface and a containing portion side wall extending between the bottom surface and the upper container opening, an upper surface extending from a peripheral edge of the upper container opening to an upper container main body side wall, the upper container main body side wall extending downwardly from the upper surface to an upper container main body flange located below the bottom surface of the containing portion, the flange of the lower container main body and the flange of the upper container main body being configured so that the lower container and the upper container can couple to each other, at least one vapor vent provided in the lower container lid material, whereby the water vapor generated upon heating the first food product is released from the lower container to heat the second food product of the upper container, wherein the lower container further comprises an inner tray nested in the opening of the lower container main body, the inner tray configured to contain the first food product, and wherein the inner tray has a main body portion having a flange on the upper edge and extending around a perimeter thereof, and the flange including discontinuous raised sealing surfaces for sealing with the lower container lid material.