Patent US2630679A successfully refreshed from Google Patents.
US2630679A
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Combustion chambers for gas turbines with diverse combustion and diluent air paths
Assignee: Rateau SA
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Filing: 1948-01-27
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Granted: 1953-03-10
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Expires: 1968-01-27
Abstract
No abstract record available.
Inventors
- 👤 Marcel H L Sedille
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:58
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/42; F23R3/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2256198A
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US2326072A
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US2399046A
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US2414551A
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US2546432A
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GB585763A
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US2482394A
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US2438247A
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US2549858A
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US2573694A
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US2510645A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |