An electronic amusement device and a method for operating the device are disclosed. The device conducts a game of chance that preferably incorporates game elements that change and expire during the game. The device performs the steps of generating and displaying a subject game element having a first...http://www.google.fr/patents/USRE43114?utm_source=gb-gplus-shareBrevet USRE43114 - Electronic amusement device and method for operating same
Electronic amusement device and method for operating same