ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,848, issued on July 21, was assigned to Bobsweep USA (Las Vegas).

"Autonomous delivery device" was invented by Ali Ebrahimi Afrouzi (Henderson, Nev.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a robotic device for transporting and delivering at least one item, including: a processor; a chassis including a set of wheels; a motor for driving the set of wheels; a control system module for controlling the movement of the robotic device; a set of sensors; a screen with a graphical user interface; at least one compartment for storing the at least one item for transportation and delivery; and a door that provides access to the at least one i...