ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,450,984, issued on Oct. 21, was assigned to IGT (Las Vegas).

"Independently randomly generated different features associated with different activators" was invented by Michael DeBrabander (Reno, Nev.), Stephen Calvert (Berkhamsted, Great Britain), Robin Hare (Reno, Nev.) and Dieter Goriup (Graz, Austria).

According to the abstract* released by the U.S. Patent & Trademark Office: "Gaming systems configured to provide a first quantity of activations of symbol displays of a game and then a second quantity of activations of the symbols displays of the game. For each of the first quantity of activations of the symbol displays, the gaming system is configured to, for each occurrence of any...