US2446279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerial bomb control system
Assignee: RCA Corp
•
Filing: 1942-09-19
•
Granted: 1948-08-03
•
Expires: 1962-09-19
Abstract
No abstract record available.
Inventors
- 👤 Jr John Hays Hammond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:38
CPC Classifications
F; F41; F41G; F41G7/00; F41G7/20; F41G7/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1249274A
Cited
US1597416A
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US1805591A
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US1952326A
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US2131042A
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US2165800A
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GB524876A
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US2209982A
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US2245347A
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US2272839A
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US2254739A
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US2273911A
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US2397475A
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US2396091A
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US2282102A
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US2408472A
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US2368778A
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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) | 1951-08-03 | 1952-02-02 | 1952-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-03 | 1956-02-02 | 1956-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-03 | 1960-02-02 | 1960-08-03 | $7700.00 | Window Closed / Lapsed |