Patent · US Expired

Gaming device having different sets of primary and secondary reel symbols

US6394902B1 · kind B1 · utility

539Cited by
25References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 18, 2001
Grant dateMay 28, 2002
Priority date
Expiry dateApr 18, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG07F17/3267
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

The present invention includes an apparatus and method for a gaming device having a bonus game that provides a player with a primary set of reel symbols having a primary probability of winning and a secondary set of reel symbols having a secondary probability of winning, where the secondary probability of winning is greater than the primary probability of winning.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.