ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,718,664, issued on Aug. 25, was assigned to Aristocrat Technologies Inc. (Las Vegas).

"Electronic gaming systems and methods with persistent wild and prize dual symbols" was invented by Kelly Lockheed (Elkridge, Md.), Jeffrey Uss (Liberty Hill, Texas), Hanna Sanborn (Georgetown, Texas), Nathan Warms (Austin, Texas), Zachary Smith (Austin, Texas), Rogelio Decasa Jr. (Renton, Wash.), Jennifer Mizzi (Ewa Beach, Hawaii) and Scott Hopkins (Austin, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic gaming device that includes a display device, an input device, a memory device, and a processor is described. The processor causes to be displayed ...