Patent US3451306A successfully refreshed from Google Patents.
US3451306A
Expired / Lapsed
US
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Safe and arm ejection system
Assignee: Susquehanna Corp
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Filing: 1967-01-26
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Granted: 1969-06-24
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Expires: 1987-01-26
Abstract
No abstract record available.
Inventors
- 👤 Thomas G Lagerstrom
- 👤 Jerry A Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:51
CPC Classifications
F; F42; F42C; F42C15/00; F42C15/20; F42C15/21; F41; F41A; F41A19/00; F41A19/58; F41F; F41F3/00; F41F3/04; F41F3/06; F41F3/065; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/56; F42B12/58; F42B4/00; F42B4/24; F42B5/00; F42B5/02; F42B5/03; F42B5/035; F42C15/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US193885A
Cited
US1917813A
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US2381332A
Cited
US2402391A
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US2960037A
Cited
US2981192A
Cited
US3139795A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |