ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,924, issued on March 18, was assigned to Illinois Tool Works Inc. (Glenview, Ill.).

"System and method for aligning a movable cart to an assembly apparatus" was invented by Patsy A. Mattero (Smithfield, R.I.), William A. Losiewicz (Douglas, Mass.) and Kenneth J. King (East Freetown, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system is provided to align a movable cart to an assembly apparatus. The assembly apparatus has at least one item of a plurality of items for replacement within the assembly apparatus. The assembly apparatus includes a docking station. The movable cart is configured to receive a used item and/or provide a new item t...