# US 8,465,357 B2 · Gaming machine with buy feature games > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 8,465,357 B2 - Document ID: US8465357B2 - Status: Granted - Kind: B2 - Application number: 13/692,659 - Filed: 2012-12-03 - Published: 2013-04-11 - Granted: 2013-06-18 - Earliest claimed: 1999-08-25 - Assignees: Aristocrat Technologies Austrialia Pty Ltd - Applicants: Natalie Bryant; Nicholas Luke Bennett - Inventors: Natalie Bryant; Nicholas Luke Bennett - Web page: https://patentgrep.com/patent/US8465357B2 ## CPC - G07F 17/34: depending on the stopping of moving members {in a mechanical slot machine}, e.g. "fruit" machines - G07F 17/32: for games, toys, sports, or amusements - G07F 17/3213: {Details of moving display elements, e.g. spinning reels, tumbling members} - G07F 17/3244: {Payment aspects of a gaming system, e.g. payment schemes, setting payout ratio, bonus or consolation prizes} - G07F 17/3262: {Player actions which determine the course of the game, e.g. selecting a prize to be won, outcome to be achieved, game to be played} - G07F 17/3267: {Game outcomes which determine the course of the subsequent game, e.g. double or quits, free games, higher payouts, different new games} - G07F 17/3286: {Type of games} - G07F 17/3293: {Card games, e.g. poker, canasta, black jack} - G07F: COIN-FREED OR LIKE APPARATUS (coin sorting G07D3/00; coin testing G07D5/00; {handling coins or paper currencies apart from payment activated apparatus G07D; payment architectures, schemes or protocols G06Q20/00}) ## Abstract A gaming machine including a display. The display includes a plurality of display positions for displaying combinations of symbols. A controller controls operation of the machine. The controller includes a processor for processing data and displaying selected data on the display. A selector is operable by the player of the machine for enabling the player to select at least one feature which can be added to a base game played on the machine. ## Claims ### Claim 1 A gaming machine comprising: a game controller arranged to facilitate a play of a spinning reel game of chance; and at least one button that allows a player to make a selection of at least one of a plurality of different predefined wager options to thereby identify a selected wager option, the ability of the player to make the selection is independent of any outcome of the spinning reel game of chance, wherein the game controller is arranged to: award the player a first award that has a value that is proportional to a base wager part of the selected wager option; and provide the player with an opportunity to be awarded a second award if the selected wager option comprises an additional wager part, the opportunity is such that the player is not guaranteed to be awarded the second award and the first award is such that the value of the first award is not proportional to the additional wager part, wherein the plurality of different predefined wager options are arranged such that at least one, but not all, of the plurality of different predefined wager options is associated with the additional wager part. ### Claim 2 (depends on 1) The gaming machine as claimed in claim 1, wherein the game controller is arranged to award the second award to the player independently of any outcome of the spinning reel game of chance. ### Claim 3 (depends on 1) The gaming machine as claimed in claim 1, wherein the game controller is arranged to award the second award to the player in response to a predefined outcome of the spinning reel game of chance. ### Claim 4 (depends on 1) The gaming machine as claimed in claim 1, wherein the second award is one of a plurality of different second awards that the game controller can award to the player. ### Claim 5 (depends on 1) The gaming machine as claimed in claim 1, wherein the selected wager option has a total value that proportional to the base wager part and the additional wager part. ### Claim 6 (depends on 1) The gaming machine as claimed in claim 1, wherein the second award comprises a game. ### Claim 7 (depends on 1) The gaming machine as claimed in claim 1, wherein the game controller is arranged to facilitate a play of a plurality of different games, and wherein the spinning reel game of chance is one of the plurality of different games. ### Claim 8 (depends on 1) The gaming machine as claimed in claim 1, wherein the game controller is arranged to alter an aspect of the spinning reel game of chance to provide the player with the opportunity to be awarded the second award. ### Claim 9 A method for use by a gaming machine that comprises a game controller arranged to facilitate a play of a spinning reel game of chance; and at least one button that allows a player to make a selection of at least one of a plurality of different predefined wager options to thereby identify a selected wager option, wherein the ability of the player to make the selection is independent of any outcome of the spinning reel game of chance, the method comprising the steps of: the game controller awarding the player a first award that has a value that is proportional to a base wager part of the selected wager option; and the game controller providing the player with an opportunity to be awarded a second award if the selected wager option comprises an additional wager part, the opportunity is such that the player is not guaranteed to be awarded the second award and the first award is such that the value of the first award is not proportional to the additional wager part, wherein the plurality of different predefined wager options are arranged such that at least one, but not all, of the plurality of different predefined wager options is associated with the additional wager part. ### Claim 10 (depends on 9) The method as claimed in claim 9, wherein the step of the game controller awarding the second award to the player is independent of any outcome of the spinning reel game of chance. ### Claim 11 (depends on 9) The method as claimed in claim 9, wherein the step of the game controller awarding the second award to the player is in response to a predefined outcome of the spinning reel game of chance. ### Claim 12 (depends on 9) The method as claimed in claim 9, wherein the second award is one of a plurality of different second awards that the game controller can award to the player. ### Claim 13 (depends on 9) The method as claimed in claim 9, wherein the selected wager option has a total value that proportional to the base wager part and the additional wager part. ### Claim 14 (depends on 9) The method as claimed in claim 9, wherein the second award comprises a game. ### Claim 15 (depends on 9) The method as claimed in claim 9, wherein the game controller is arranged to facilitate a play of a plurality of different games, and wherein the spinning reel game of chance is one of the plurality of different games. ### Claim 16 (depends on 9) The method as claimed in claim 9, wherein the game controller is arranged to alter an aspect of the spinning reel game of chance to provide the player with the opportunity to be awarded the second award.