Gaming machine
US9640023B2 · kind B2 · utility
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8Claims
0Family size
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Key dates
| Filing date | Dec 12, 2014 |
| Grant date | May 2, 2017 |
| Priority date | — |
| Expiry date | Jul 17, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F17/34
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Provided is a gaming machine that is able to offer a variety of gaming patterns with avoidance of monotony during a free game that is a game played in a bonus game. A gaming machine, when a free game trigger is established, performs a control of shifting a game from a base game to a free game. In the free game, symbols are displayed in rotation and stopped in a symbol display region 4 in accordance with a result of a symbol lottery. When a top symbol is displayed in rotation in the symbol display region 4, the top symbol is scrolled at a speed lower than the other symbols.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.