ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,216, issued on Sept. 23, was assigned to ARCHER-DANIELS-MIDLAND COMPANY (Decatur, Ill.).

"Tertiary separation of allulose from corn syrup using chromatography" was invented by Kevin Vessels (Decatur, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention advantages over conventional methods and products. In an aspect, a method comprises separating a mixture of allulose, fructose, glucose, and gluco-oligosaccharides, wherein the separating comprises using simulated moving bed chromatography, and recovering allulose at a high purity and yield. In an aspect, the simulated moving bed ("SMB") chromatography to separate a fraction enri...