(under subclass 112) Subject matter wherein the package or packaging material is of such a design as to provide specialized means to cook or heat foods.
(1) Note. The mere naming of a packaging material which has properties which are such that a food may be heated or cooked in a container is not sufficient for this subclass. The container must be so structured to offer a specialized cooking or heating container.
SEE OR SEARCH THIS CLASS, SUBCLASS:
107, for a package which is particularly adapted for treatment with electrical or wave energy.
SEE OR SEARCH CLASS
44, Fuel and Related Compositions, 250+, for a flameless or glowless fuel composition, per se, and subclasses 901+ for collection of patents showing a combination of a fuel with a variety of objects and materials to be heated.