US2481501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bomb container and releasing mechanism
Assignee: Individual
•
Filing: 1941-03-04
•
Granted: 1949-09-13
•
Expires: 1961-03-04
Abstract
No abstract record available.
Inventors
- 👤 Jr James C Darnall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:09
CPC Classifications
B; B64; B64D; B64D1/00; B64D1/02; B64D1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR460150A
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GB191329482A
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US1172542A
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US1243556A
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US1237890A
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GB129161A
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US1514410A
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FR638851A
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GB326181A
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US2137056A
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US2069996A
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FR801194A
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FR831665A
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US2342022A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-12 | 1953-03-14 | 1953-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-12 | 1957-03-14 | 1957-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-12 | 1961-03-14 | 1961-09-13 | $7700.00 | Window Closed / Lapsed |