US2589371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective device for remote-control systems
Assignee: AMERICAN THROTTLE Co Inc
•
Filing: 1947-05-10
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Granted: 1952-03-18
•
Expires: 1967-05-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Griffin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:38
CPC Classifications
F; F15; F15B; F15B20/00; F15B20/005; F16; F16K; F16K17/00; F16K17/20; F16K17/22; F16K17/24; F16K17/28; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2562; Y10T137/6851; Y10T137/6855; Y10T137/6858; Y10T137/6862; Y10T137/7722; Y10T137/7837; Y10T137/7838
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2329363A
Cited
GB543894A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-18 | 1955-09-17 | 1956-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-18 | 1959-09-17 | 1960-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-18 | 1963-09-17 | 1964-03-18 | $7700.00 | Window Closed / Lapsed |