Patent US2656855A successfully refreshed from Google Patents.
US2656855A
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Automatic cutoff device
Assignee: United Aircraft Products Inc
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Filing: 1950-04-11
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Granted: 1953-10-27
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Expires: 1970-04-11
Abstract
No abstract record available.
Inventors
- 👤 Harry T Booth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:09
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/28; B60T11/32; F; F16; F16K; F16K17/00; F16K17/20; F16K17/22; F16K17/24; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7754; Y10T137/7756; Y10T137/7837; Y10T137/7838
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE288716C
Cited
US1372915A
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US2354161A
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US2512190A
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US2592486A
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US2592487A
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US2555334A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |