ALEXANDRIA, Va., June 10 -- United States Patent no. 12,291,137, issued on May 6.
"Shipping container hitch and wheel attachment" was invented by Richard Soares (Swansea, Mass.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The shipping container hitch and wheel attachment comprises a hitch structure, a plurality of wheel structures, and an intermodal freight container. The hitch structure removably attaches to the intermodal freight container. Each wheel structure selected from the plurality of wheel structures removably attaches to the intermodal freight container. The hitch structure and the plurality of wheel structures temporarily modify the intermodal freight container such that intermodal freight cont...