US2690122A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bomb cluster
Assignee: United States Department of the Navy
•
Filing: 1945-11-15
•
Granted: 1954-09-28
•
Expires: 1965-11-15
Abstract
No abstract record available.
Inventors
- 👤 Jr James C Darnall
- 👤 Jr Lars M Eidsness
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:11
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/56; F42B12/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1346177A
Cited
US2071594A
Cited
US2161082A
Cited
US2346494A
Cited
US2364302A
Cited
US2379364A
Cited
US2434162A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-27 | 1958-03-29 | 1958-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-27 | 1962-03-29 | 1962-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-27 | 1966-03-29 | 1966-09-28 | $7700.00 | Window Closed / Lapsed |