US2866414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypergolic actuated shaped charge
Assignee: Individual
•
Filing: 1953-06-24
•
Granted: 1958-12-30
•
Expires: 1973-06-24
Abstract
No abstract record available.
Inventors
- 👤 Donald P Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:22
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/04; F42B12/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US305881A
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US325538A
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US1318098A
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US1284032A
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GB172580A
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US2298255A
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US2489610A
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US2321128A
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US2579323A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |