US2389997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gun turret
Assignee: Bendix Aviation Corp
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Filing: 1941-08-19
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Granted: 1945-11-27
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Expires: 1961-08-19
Abstract
No abstract record available.
Inventors
- 👤 George W Pontius
- 👤 Royal J Reek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:42
CPC Classifications
F; F41; F41A; F41A23/00; F41A23/20; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-11-26 | 1949-05-28 | 1949-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-11-26 | 1953-05-28 | 1953-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-11-26 | 1957-05-28 | 1957-11-27 | $7700.00 | Window Closed / Lapsed |