Patent US2609656A successfully refreshed from Google Patents.
US2609656A
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US
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Gas turbine power plant having fuel cut-off valve actuated by an overspeed governor
Assignee: RTX Corp
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Filing: 1948-06-17
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Granted: 1952-09-09
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Expires: 1968-06-17
Abstract
No abstract record available.
Inventors
- 👤 David M Poole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:00
CPC Classifications
F; F02; F02B; F02B71/00; F02B71/04; F02B71/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB346108A
Cited
US1934631A
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US1931096A
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US2095991A
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US2147935A
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US2292288A
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US2306953A
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US2336052A
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US2355177A
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US2423472A
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US2444254A
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US2376143A
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US2439473A
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US2447124A
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US2411065A
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US2468157A
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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) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |