Patent ID: 8672137

Claim:
A cargo container comprising: (a) a plurality of dunnage platforms each having two or more legs, a first core; and one or more thermoplastic sheets substantially surrounding the first core and the legs, and (b) one or more walls located on at least one of said plurality of dunnage platforms, wherein the one or more walls include: a second core; and one or more thermoplastic sheets substantially surrounding the second core, wherein, each of said plurality of dunnage platforms and each of the one or more walls comprise a first side and a second side separated by an edge, each of said edge having a mating feature that is identical to the feature on other edges, said mating feature comprising a first level and a second level stacked on said first level, said second level being indented from said first level to define a smaller area than said first level and positioned equidistance from said first level so as to form stepped edges, and a first of the plurality of dunnage platforms is a base positioned adjacent to one or more walls mating together using the features to define an interior space that forms the cargo container.