Patent US2681804A successfully refreshed from Google Patents.
US2681804A
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US
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Chance controlled game apparatus
Assignee: Individual
•
Filing: 1952-09-22
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Granted: 1954-06-22
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Expires: 1972-09-22
Abstract
No abstract record available.
Inventors
- 👤 Howard L Stover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:32
CPC Classifications
A; A63; A63F; A63F3/00; A63F3/04; A63F3/0423; A63F5/00; A63F5/04; A63F11/00; A63F11/0011; A63F2011/0016; A63F2011/0018; Y; Y10; Y10S; Y10S273/00; Y10S273/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-21 | 1957-12-21 | 1958-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-21 | 1961-12-21 | 1962-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-21 | 1965-12-21 | 1966-06-22 | $7700.00 | Window Closed / Lapsed |