US2489610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerial bomb
Assignee: Individual
•
Filing: 1940-10-18
•
Granted: 1949-11-29
•
Expires: 1960-10-18
Abstract
No abstract record available.
Inventors
- 👤 Maurice E Barker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:52
CPC Classifications
F; F42; F42B; F42B15/00; F42B15/22; F42B10/00; F42B10/32; F42B10/48; F42B10/56; F42B12/00; F42B12/02; F42B12/36; F42B12/46; F42B12/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE307149C
Cited
US305881A
Cited
US825419A
Cited
US981069A
Cited
US1174925A
Cited
US1351078A
Cited
US2119697A
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GB484730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-28 | 1953-05-30 | 1953-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-28 | 1957-05-30 | 1957-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-28 | 1961-05-30 | 1961-11-29 | $7700.00 | Window Closed / Lapsed |