US2633704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel-air ratio regulator for gas turbine power plants
Assignee: Old Carco LLC
•
Filing: 1947-08-14
•
Granted: 1953-04-07
•
Expires: 1967-08-14
Abstract
No abstract record available.
Inventors
- 👤 Jorma O Sarto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:05
CPC Classifications
F; F02; F02C; F02C9/00; F02C9/16; Y; Y02; Y02T; Y02T50/00; Y02T50/60; Y10; Y10T; Y10T137/00; Y10T137/1842; Y10T137/1939; Y10T137/1963; Y10T137/1987
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1279674A
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US2219994A
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US2367499A
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US2407115A
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US2405888A
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US2465550A
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US2529100A
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US2486223A
Cited
US2545703A
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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) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |