Patent ID: 9514600
Filing Date: 2016-12-06
CPC Classification: G07F

Claim Text:
1. A method of providing a wagering game on a gaming machine having a display, a wager input device, and at least one electronic controller operatively coupled to the wager input device and the display and configured to execute instructions related to the wagering game, the method comprising: displaying a matrix of symbol locations on the display, with every symbol location in the matrix having a symbol therein; receiving a wager from a player at the wager input device, receiving a game activation at the gaming machine, and in response initiating the wagering game; after initiating the wagering game, updating the matrix of symbols locations to show a new set of symbols; determining if the updated matrix evaluates to have no winning prizes, then if so, deciding that the updated matrix qualifies for a group rotation feature, and if it qualifies: