06913532 is referenced by 223 patents and cites 40 patents.

The present invention provides a gaming device having a bonus scheme wherein a combination of bonus symbols trigger a bonus game and any one of the bonus symbols in the bonus game provides a player with an award. The award may be an extension of the bonus game by providing the player with additional spins or games. Also, the award may modify the combination and type of bonus symbols needed to enter the bonus game. Furthermore, the award may modify the award values in the bonus game. Therefore, a combination bonus symbols trigger the bonus game and also triggers the gaming device to provide bonus awards in the bonus game. The re-triggering symbol award bonus scheme changes the probability of winning for the player and therefore creates a higher level of excitement and enjoyment of the game.

Title
Gaming device having a re-triggering symbol bonus scheme
Application Number
9/981133
Publication Number
6913532 (B2)
Application Date
October 15, 2001
Publication Date
July 5, 2005
Inventor
Ryan W Cuddy
Reno
NV, US
Anthony J Baerlocher
Reno
NV, US
Agent
Bell Boyd & Lloyd
Assignee
IGT
NV, US
IPC
A63F 009/24
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