Gaming device having a free spin game
US7481708B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2006 |
| Grant date | Jan 27, 2009 |
| Priority date | — |
| Expiry date | Nov 16, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F17/3267
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A gaming device including a re-initiation mode wherein the probability of extending the bonus game is increased by fixing the reel or reels displaying a locking symbol on the reel. In the re-initiation mode embodiment, the gaming device re-activates some or all of the reels except the reel displaying the locking symbol for a predetermined number of additional free spins or until the reactivated reels display or indicate a terminating symbol on the reels. The gaming device provides any outcomes associated with indicated symbols or combination of symbols. In one embodiment, if a terminating symbol is displayed on designated reels during one of the additional free spins, the gaming device re-initiates the bonus game.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.