ALEXANDRIA, Va., May 5 -- United States Patent no. 12,617,442, issued on May 5, was assigned to MAXTON ENGINEERING LTD. (Central, Hong Kong).
"Collapsible wagon with foldable handle and basket extension" was invented by Shou Qiang Zhu (La Verne, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A collapsible utility wagon includes a push-back function device assembly, and a collapsible utility wagon body assembly, wherein the push-back function device assembly is provided behind the collapsible utility wagon body assembly. The push-back function device assembly includes a rear wheel frame assembly, a front handlebar strut assembly, two rear handlebar strut assemblies, a lock device assembly, a handlebar ...