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

Progressive gaming system

Patent 5855515 Issued on January 5, 1999. Estimated Expiration Date: Icon_subject September 30, 2016. 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

Cash accounting and surveillance system for games
Patent #: 4283709
Issued on: 08/11/1981
Inventor: Lucero ,   et al.

Amusement device having juxtaposed video displays
Patent #: 4621814
Issued on: 11/11/1986
Inventor: Stepan ,   et al.

Reel monitoring and diagnostic device for an amusement machine
Patent #: 4660833
Issued on: 04/28/1987
Inventor: Dickinson ,   et al.

Multiple progressive gaming system that freezes payouts at start of game
Patent #: 4837728
Issued on: 06/06/1989
Inventor: Barrie ,   et al.

Device for maintaining game state audit trail upon instantaneous power failure
Patent #: 4948138
Issued on: 08/14/1990
Inventor: Pease, et al.

Cashless gaming apparatus and method
Patent #: 5265874
Issued on: 11/30/1993
Inventor: Dickinson, et al.

Secure automated electronic casino gaming system
Patent #: 5326104
Issued on: 07/05/1994
Inventor: Pease, et al.

Methods and apparatus for playing bingo over a wide geographic area
Patent #: 5351970
Issued on: 10/04/1994
Inventor: Fioretti

Gaming machine information, communication and display system Patent #: 5429361
Issued on: 07/04/1995
Inventor: Raven, et al.

Inventors

Assignee

Application

No. 722374 filed on 09/30/1996

US Classes:

463/27Pool carryover (e.g., progressive jackpot, etc.)

Examiners

Primary: Manuel, George

Attorney, Agent or Firm

Foreign Patent References

  • 48825/85 AU 05/25/1986
  • 44536/93 AU 03/25/1995
  • 2111317 CA 07/25/1994
  • 2101983 CA 02/25/1995
  • 2148135 GB 05/25/1985
  • 2147773 GB 05/25/1985

International Class

A63F 009/22

Abstract

A progressive gaming system with wide applicability to a potentially large number of players is provided. A three-level hierarchy can be used in which a portion of wagers and individual terminals are earmarked for contribution to a progressive jackpot, each casino is allotted one chance at a prize for each threshold amount of contribution and a win/loss decision is made, for each such chance, by a central computer system.

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