US2434653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-operated aircraft gun turret
Assignee: Sperry Gyroscope Co Inc
•
Filing: 1941-10-24
•
Granted: 1948-01-20
•
Expires: 1961-10-24
Abstract
No abstract record available.
Inventors
- 👤 Carl G Holschuh
- 👤 Lester C Warner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:30
CPC Classifications
B; B64; B64D; B64D7/00; B64D7/02; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19555; Y10T74/1987; Y10T74/19884
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-19 | 1951-07-21 | 1952-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-19 | 1955-07-21 | 1956-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-19 | 1959-07-21 | 1960-01-20 | $7700.00 | Window Closed / Lapsed |