ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,561,636, issued on Feb. 24, was assigned to FOVEA2 LLC (San Francisco).

"Discharging courier service assignments" was invented by Issac Jacob Roth (San Francisco), Theobolt N. Leung (San Francisco) and William Jessup Taylor (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "A data structure representing the state of courier assignments is described. For each courier assignment, the data structure contains: information identifying a destination location for the courier assignment; information identifying a drop-off protocol specified for the courier assignment, the drop-off protocol specifying a sequence of steps; and, for each of at least som...