ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,825, issued on Dec. 2.
"Cargo box" was invented by Chuen-Shiuan Liou (Hsinchu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cargo box for transporting a cart having guiding rods includes a cargo box body for accommodating the cart; and a cargo box hatch that can be raised, lowered, opened, and closed. The cargo box body includes a first rail, and a liftable holder including a lift rod, a connecting rod, a branch portion, and at least one holding portion. The first rail is provided with a set of safety latches along a first direction, which hold the cart at a predetermined position on the first rail by restricting movement of the guiding ro...