发明名称 Gaming system and method having progressive free games
摘要 A gaming system and method providing a plurality of games, including a first type of game and a second type of game. The gaming system includes a progressive award which includes or is in the form of a progressive number or quantity of plays of the second type of game. The gaming system enables the player to play the first type of game. The gaming system increases the progressive award based on an occurrence of one or more incrementing conditions. Upon an occurrence of a triggering event, the gaming system determines the progressive award to provide to the player and provides the determined award to the player.
申请公布号 US8033903(B2) 申请公布日期 2011.10.11
申请号 US20060558699 申请日期 2006.11.10
申请人 IGT 发明人 CREGAN KAREN MICHELLE
分类号 A63F9/24 主分类号 A63F9/24
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