US2953379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Matrix game
Assignee: General Atronics Corp
•
Filing: 1957-07-01
•
Granted: 1960-09-20
•
Expires: 1977-07-01
Abstract
No abstract record available.
Inventors
- 👤 Glenn W Preston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:40
CPC Classifications
A; A63; A63F; A63F3/00; A63F3/00173; A63F3/00574; A63F3/00634; A63F3/00697; A63F2003/00637; A63F2003/00867; A63F2003/00876
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1174219A
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US1459937A
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US1628677A
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US1923607A
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US2052797A
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US2120439A
Cited
US2205415A
Cited
US2585924A
Cited
US2542870A
Cited
US2791430A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |