Automatic phonograph bonus award system
Patent 4258838 Issued on March 31, 1981. Estimated Expiration Date: 
October 30, 1999. 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.
October 30, 1999. 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 2717781 2757772 Bonus play machine 4091437 Random autoplay Patent #: 4180802 InventorsApplicationNo. 06/089366 filed on 10/30/1979US Classes:194/206, By pliant currency (e.g., dollar bill, etc.)369/34.01, Plural storage medium elements463/16, In a chance application700/92ScoringExaminersPrimary: Rolla, Joseph J.Attorney, Agent or FirmInternational ClassesG07F 17/30 (20060101)G07F 17/00 (20060101) G11B 27/00 (20060101) G11B 19/08 (20060101) AbstractA bonus award system for an automatic phonograph offers bonus pricing during bonus time intervals. Optionally operable means are provided for initiating bonus intervals in the absence or presence of record plays during random time intervals, which are determined in part by phonograph customer activity. | |
