US2598231A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft gun turret
Assignee: Boeing Co
•
Filing: 1948-04-05
•
Granted: 1952-05-27
•
Expires: 1968-04-05
Abstract
No abstract record available.
Inventors
- 👤 Charles H Davies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:32
CPC Classifications
F; F41; F41H; F41H7/00; F41H7/02; F41H7/03
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2029692A
Cited
GB573557A
Cited
US2258939A
Cited
US2364425A
Cited
US2373185A
Cited
US2388873A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-27 | 1955-11-26 | 1956-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-27 | 1959-11-26 | 1960-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-27 | 1963-11-26 | 1964-05-27 | $7700.00 | Window Closed / Lapsed |