U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Method of playing a multi-stage wagering game

Patent 6062980 Issued on May 16, 2000. Estimated Expiration Date: Icon_subject May 19, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Gaming device having player selectable winning combinations
Patent #: 4695053
Issued on: 09/22/1987
Inventor: Vazquez, Jr. ,   et al.

Slot machine
Patent #: 5074559
Issued on: 12/24/1991
Inventor: Okada

Wheel of fortune poker game apparatus and method
Patent #: 5188363
Issued on: 02/23/1993
Inventor: Marnell, II, et al.

Apparatus and method for playing an electronic poker game
Patent #: 5332219
Issued on: 07/26/1994
Inventor: Marnell, II, et al.

Method and apparatus for randomly increasing the payback in a video gaming apparatus
Patent #: 5542669
Issued on: 08/06/1996
Inventor: Charron, et al.

Electronic gaming system and method for multiple play wagering
Patent #: 5570885
Issued on: 11/05/1996
Inventor: Ornstein

Gaming or amusement machines
Patent #: 5775692
Issued on: 07/07/1998
Inventor: Watts, et al.

Method of playing game and gaming device with an additional payout indicator
Patent #: 5823874
Issued on: 10/20/1998
Inventor: Adams

Method of playing game and gaming games with an additional payout indicator Patent #: 5848932
Issued on: 12/15/1998
Inventor: Adams

Inventor

Application

No. 858226 filed on 05/19/1997

US Classes:

463/20, Lot-to-lot combination (e.g., slot machine, etc.)273/138.2, Electric or magnetic273/143REdge indication

Examiners

Primary: Harrison, Jessica J.
Assistant: Clayton, Sheila

Attorney, Agent or Firm

Foreign Patent References

  • 2201821 GB. 09/13/1998

International Class

A63B 015/00

Abstract

A method of playing a multi-stage wagering game is disclosed in which two random outputs may be generated. The outputs may be generated simultaneously or consecutively, and the second may be dependent upon the first output. If the first output is a predefined first-stage winning output, a first-stage prize may be awarded. If the second output is a predefined second-stage prize winning output, a second-stage prize may be awarded. If both the first and second outputs are prize winning outputs, a third-stage prize may be awarded. If a combination or partial combination of both the first and second outputs is a prize winning output, another third-stage prize may be awarded.

Other References

  • Sigma Game, Inc., "Treasure Tunnel Bonus Poker", website printout
  • Sigma Game, Inc., "Treasure Tunnel Bonus Poker", product announcment from an unknown magazine
  • Boomtown Hotel Casino Reno, "Treaure Tunnel", website printou
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