ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,404,047, issued on Sept. 2, was assigned to Digital & Future Technologies Ltd. (Colchester, Great Britain).
"Drone loading system" was invented by Christopher John Crockford (Colchester, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A UAV for transporting a payload comprising a vehicle body; a retractable rail exposed on an underside of the vehicle body; a retraction mechanism coupling the rail to the vehicle body for causing the rail to raise and lower relative to the vehicle body; and a barrier located on the vehicle body so as to confront the rail when the rail is in its raised position to block the removal from the rail of a payload s...