Gaming machine with variable probability of obtaining bonus game payouts
US6159097A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jun 30, 1999 |
| Grant date | Dec 12, 2000 |
| Priority date | — |
| Expiry date | Jun 30, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F17/3267
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A gaming machine includes a basic game and a bonus game. The basic game is controlled by a processor in response to a wager amount and includes a plurality of different start-bonus outcomes. The bonus game is activated by the start-bonus outcomes which cause the processor to shift operation from the basic game to the bonus game. The bonus game is capable of providing a plurality of bonus payouts. In accordance with one feature of the gaming machine, a probability of winning certain ones of the bonus payouts varies in response to the different start-bonus outcomes that activate the bonus game. In accordance with another feature of the gaming machine, the bonus game includes a video-type display controlled by the processor and displaying a plurality of player-selectable elements, at least one of which represents a winning bonus game outcome. The player-selectable elements are successively selected by a player until the winning element is selected. In response to the selection of the winning element, the bonus game awards the player a bonus payout. The value of the bonus payout successively decreases in response to the player successively selecting the non-winning elements prior to se…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.