US2873756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for controlling an actuator by the translation of a shock wave
Assignee: Fairchild Engine and Airplane Corp
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Filing: 1956-05-14
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Granted: 1959-02-17
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Expires: 1976-05-14
Abstract
No abstract record available.
Inventors
- 👤 Henry L Pool
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:03
CPC Classifications
F; F04; F04D; F04D27/00; F04D27/02; F04D27/0207; F01; F01D; F01D17/00; F01D17/02; F01D17/08; F04D27/0292; G; G05; G05D; G05D16/00; G05D16/04; G05D16/10; F05; F05D; F05D2250/00; F05D2250/30; F05D2250/34; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2703; Y10T137/2705
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |