US2997793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical quiz and game device
Assignee: Individual
•
Filing: 1956-11-08
•
Granted: 1961-08-29
•
Expires: 1976-11-08
Abstract
No abstract record available.
Inventors
- 👤 Gerard W Kelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:36
CPC Classifications
A; A63; A63F; A63F9/00; A63F9/18; A63F9/183; G; G09; G09B; G09B7/00; G09B7/06; G09B7/066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2148259A
Cited
US2586234A
Cited
US2663091A
Cited
FR1051948A
Cited
US2724910A
Cited
US2697882A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |