Patent US2741178A successfully refreshed from Google Patents.
US2741178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tail ejection bomb loading
Assignee: Individual
•
Filing: 1944-11-07
•
Granted: 1956-04-10
•
Expires: 1964-11-07
Abstract
No abstract record available.
Inventors
- 👤 Francis R Russell
- 👤 Jr William T Knox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:27
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/44
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1326258A
Cited
GB189918569A
Cited
US1005578A
Cited
US1484190A
Cited
GB259539A
Cited
US1640892A
Cited
FR616917A
Cited
FR711463A
Cited
GB453795A
Cited
US2217645A
Cited
US2195429A
Cited
US2373883A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-10 | 1959-10-10 | 1960-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-10 | 1963-10-10 | 1964-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-10 | 1967-10-10 | 1968-04-10 | $7700.00 | Window Closed / Lapsed |