Game of chance

Claim 1

A gaming machine providing a game in which a jackpot amount is paid upon achievement of a predetermined number of successive losing spins, said machine comprising multiple game indicia displays which randomly display a winning or losing combination of indicia, means for accepting an initial bet of a number of credits at least equal to the predetermined number of successive losses required for a jackpot win multiplied by a minimum wager amount required for each spin, means for decrementing at least said minimum wager prior to each spin of the game, means for paying winnings, counting means for counting successive losing games, display means for displaying the number of successive losing spins of the game, and means for paying a jackpot amount of at least 100 credits upon achievement of said successive number of losing spins, means for actuating each spin of the machine in succession and decrementing said initial bet at least said minimum wager for each spin, means for determining if the result of each spin is a winning or a losing combination and for paying winnings and returning any unused credits of said initial bet to the player if the result of any spin is a winning result, said jackpot paid if the player obtains at least five consecutive losing combinations, and means for fixing the probability of winning each spin within the game according to a predetermined probability schedule in which the probabilities of winning successive spins differ.

Claim 7

A method of playing a game of chance comprising selecting as a game a set of a predetermined number of spins, paying a jackpot amount upon achievement of a predetermined number of successive losing spins of the set, establishing probabilities of obtaining a winning result such that the probabilities for each spin in the succession of losing spins are not equal but the probability of obtaining a winning result from each game set is the same, said method including inserting a number of credits into the machine at least equal to the predetermined number of successive loses required for a jackpot win, actuating a first spin of the set using the first unit of credits, the machine randomly displaying either a winning or a losing result according to said probabilities, if the result of the first spin is a winning result, paying the player for obtaining the winning result and returning remaining unused credits to the player, in which case the game set is over, if the result of the first spin is a losing result, the player actuating a second spin of the game set using a second unit of credits, if the result of the second spin is a winning result, paying the player for obtaining the winning result and returning remaining unused credits to the player, in which case the game set is over, if the result of the second spin is a losing result, the player actuating a third spin with a third unit of credits, continuing to play the game set by decrementing unused credits for each successive spin until either a winning result is achieved or the predetermined number of successive losing spins of the game set is achieved, and paying a jackpot amount if the predetermined number of successive losing spins of the game set is achieved.

Claim 8

A method of playing a game of chance comprising selecting as a game a set of a predetermined number of spins, paying a jackpot amount upon achievement of a predetermined number of successive losing spins of the set, establishing probabilities of obtaining a winning result such that the probabilities for each spin in the succession of losing spins are not equal but the probability of obtaining a winning result from each game set is the same, said method including inserting a number of credits into the machine at least equal to the predetermined number of successive loses required for a jackpot win, actuating a first spin of the set using the first unit of credits, the machine randomly displaying either a winning or a losing result according to said probabilities, if the result of the first spin is a winning result, paying the player for obtaining the winning result and returning remaining unused credits to the player, in which case the game set is over, if the result of the first spin is a losing result, the player actuating a second spin of the game set using a second unit of credits, if the result of the second spin is a winning result, paying the player for obtaining the winning result and returning remaining unused credits to the player, in which case the game set is over, if the result of the second spin is a losing result, the player actuating a third spin with a third unit of credits, continuing to play the game set by decrementing unused credits for each successive spin until either a winning result is achieved or the predetermined number of successive losing spins of the game set is achieved, and paying a jackpot amount if the predetermined number of successive losing spins of the game set is achieved.

Claim 21

A method for playing a game of chance using a gaming machine of the type which accepts a minimum wager (W) per spin, generates for each spin an outcome, certain of said outcomes designated as winning outcomes for which an amount is paid to the player and the remainder of said outcomes designated as losing outcomes, the method comprising: providing a set of spins; selecting a predetermined number of consecutive spins of losing outcomes (N) of the set as a consecutive loss win; the player initially betting a block amount to play a set of spins at least equal to N×W; the player initiating the machine for each spin, the machine for each spin debiting W from the block amount; and if the outcome of any of the spins played of the set is a winning outcome, the machine paying the player a corresponding amount for said outcome and returning the balance of said block amount remaining and if the player obtains N consecutive spins of losing outcomes, paying the player a consecutive loss jackpot.

Claim 22

A method for playing a game of chance using a gaming machine of the type which accepts a minimum wager (W) per spin, generates for each spin an outcome, certain of said outcomes designated as winning outcomes for which an amount is paid to the player and the remainder of said outcomes designated as losing outcomes, the method comprising: providing a set of spins; selecting a predetermined number of consecutive spins of losing outcomes (N) of the set as a consecutive loss win; the player initially betting a block amount to play a set of spins at least equal to N×W; the player initiating the machine for each spin, the machine for each spin debiting W from the block amount; and if the outcome of any of the spins played of the set is a winning outcome, the machine paying the player a corresponding amount for said outcome and returning the balance of said block amount remaining and if the player obtains N consecutive spins of losing outcomes, paying the player a consecutive loss jackpot.