ALEXANDRIA, Va., March 31 -- United States Patent no. 12,592,129, issued on March 31, was assigned to Aristocrat Technologies Inc. (Las Vegas).

"Electronic gaming machine with symbols streaming adjacent an active reel matrix with reel expansion and symbol absorption processes" was invented by Eric Boese (Decatur, Ga.), Ronald Williams II (Atlanta) and Jae Yi (Alpharetta, Ga.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic gaming device that satisfies a return-to-player value when different features are initiated. The electronic gaming device includes a display device and a controller. The controller animates in the active reel matrix a plurality of game symbols, and a plurality of configurable s...