US 12,437,603 B2
Electronic gaming machine and methods for playing a hold and drop keno game
Joshua Matos, Cordeau Heights (AU); and Marc Mayo, Balgownie (AU)
Assigned to Aristocrat Technologies Australia Pty Limited, North Ryde (AU)
Filed by Aristocrat Technologies Australia Pty Limited, North Ryde (AU)
Filed on May 23, 2024, as Appl. No. 18/673,125.
Application 18/673,125 is a continuation of application No. 17/937,729, filed on Oct. 3, 2022, granted, now 12,008,858.
Application 17/937,729 is a continuation of application No. 16/870,550, filed on May 8, 2020, granted, now 11,462,073, issued on Oct. 4, 2022.
Claims priority of provisional application 62/849,498, filed on May 17, 2019.
Prior Publication US 2024/0312290 A1, Sep. 19, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. G07F 17/32 (2006.01)
CPC G07F 17/3211 (2013.01) [G07F 17/3286 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electronic gaming system comprising:
at least one memory storing instructions, a weighted table, and a random number generator (RNG); and
at least one processor in communication with the at least one memory, wherein the instructions, when executed by the at least one processor, cause the at least one processor to:
cause display of a plurality of display positions comprising a plurality of respective symbols;
select a number of the plurality of display positions for use in an electronic game, the number of the plurality of display positions comprising selected display positions;
determine which of the number of the plurality of display positions comprises a winning display position for the electronic game, wherein a subset of the plurality of display positions comprise feature display positions;
determine, based on an RNG output and the weighted table, a respective credit value for at least one selected display position comprising a feature display position;
in the at least one selected display position comprising a feature display position, convert display from a respective symbol of the plurality of respective symbols to the respective credit value, wherein upon conversion, the at least one selected display position comprises at least one converted display position; and
for at least one additional play of the electronic game, cause the respective credit value to remain displayed in the at least one selected display position.