ALEXANDRIA, Va., March 24 -- United States Patent no. 12,586,444, issued on March 24, was assigned to RSI IP HOLDING LLC (Chicago).

"Computer-implemented systems and methods for implementing matrix-based online gaming" was invented by Richard Schwartz (Deerfield, Ill.), Mattias Stetz (Chicago), Ali Hajjafar (Leander, Texas), Dan Quinn (Paso Robles, Calif.) and Vladislav Koster (Tallin, Estonia).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus, system, computer-readable medium, and/or process to perform a house-based game matrix and provide information to a display device. The house-based game matrix may include a plurality of selectable gaming units (e.g., squares for a squares game for a sports be...