Patent US4669731A successfully refreshed from Google Patents.
US4669731A
Expired / Lapsed
US
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Slot machine which pays out upon predetermined number of consecutive lost games
Assignee: Universal Entertainment Corp
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Filing: 1986-01-08
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Granted: 1987-06-02
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Expires: 2006-01-08
Abstract
Abstract A slot machine of the type having a plurality of rotatable reels, each bearing an annular row of various symbols on the outer surface thereof, or a corresponding CRT display, which selects and displays combinations of symbols during each game, and which pays out coins not only when predetermined prize-winning combinations of symbols occur on prize-winning rows but also when a predetermined number of consecutive lost games take place.
Inventors
- 👤 George Clarke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:18
CPC Classifications
G; G07; G07F; G07F17/00; G07F17/32; G07F17/3244
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
147 words
A slot machine in which a plurality of lengthwise movable series of symbols are started to move after the insertion of coins thereinto and stopped to select combinations of symbols on predetermined prize-winning lines in the play of a game, said slot machine comprising: a game counter for counting up every lost game in which there is no occurrence of a prize-winning combination of symbols; means for resetting said game counter to its initial value when there is a prize-winning combination of symbols in any game; means for paying out coins in a number corresponding to prize-winning combinations of symbols that have occurred in a game; and means for actuating said coin pay-out means when the counted value of said lost game counter reaches a predetermined number, so as to pay out a certain number of coins when consecutive lost games of said predetermined number take place.
Claim 2
Dependent Claim
147 words
A slot machine in which a plurality of lengthwise movable series of symbols are started to move after the insertion of coins thereinto and stopped to select combinations of symbols on predetermined prize-winning lines in the play of a game, said slot machine comprising: a game counter for counting up every lost game in which there is no occurrence of a prize-winning combination of symbols; means for resetting said game counter to its initial value when there is a prize-winning combination of symbols in any game; means for paying out coins in a number corresponding to prize-winning combinations of symbols that have occurred in a game; and means for actuating said coin pay-out means when the counted value of said lost game counter reaches a predetermined number, so as to pay out a certain number of coins when consecutive lost games of said predetermined number take place.
Claim 3
Dependent Claim
23 words
A slot machine as defined in claim 1, further comprising a game indicator for showing the counted value of said lost game counter.
Claim 4
Dependent Claim
50 words
A slot machine as defined in claim 1, further comprising a coin counter for counting up coins spent for lost games, said coin pay-out means paying out coins of the number corresponding to the counted value of said coin counter when consecutive lost games of said predetermined number take place.
Claim 5
Dependent Claim
26 words
A slot machine as defined in claim 3, wherein said coin counter is reset to its initial value when there is a prize-winning combination of symbols.
Claim 6
Dependent Claim
22 words
A slot machine as defined in claim 4, further comprising a coin indicator for showing the counted value of said coin counter.
Claim 7
Dependent Claim
16 words
A slot machine as defined in claim 5, further comprising means for changing said predetermined number.
Claim 8
Dependent Claim
50 words
A slot machine as defined in claim 2, further comprising a coin counter for counting up coins spent for lost games, said coin pay-out means paying out coins of the number corresponding to the counted value of said coin counter when consecutive lost games of said predetermined number take place.
Claim 9
Dependent Claim
26 words
A slot machine as defined in claim 7, wherein said coin counter is reset to its initial value when there is a prize-winning combination of symbols.
Claim 10
Dependent Claim
22 words
A slot machine as defined in claim 8, further comprising a coin indicator for showing the counted value of said coin counter.
Claim 11
Dependent Claim
16 words
A slot machine as defined in claim 9, further comprising means for changing said predetermined number.
Claim 12
Dependent Claim
16 words
A slot machine as defined in claim 1, further comprising means for changing said predetermined number.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-06-01 | 1990-12-01 | 1991-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-06-01 | 1994-12-01 | 1995-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-06-01 | 1998-12-01 | 1999-06-02 | $7700.00 | Window Closed / Lapsed |