US2659201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine combustion chamber with provision for turbulent mixing of air and fuel
Assignee: Phillips Petroleum Co
•
Filing: 1947-11-26
•
Granted: 1953-11-17
•
Expires: 1967-11-26
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Krejci
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:56
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/02; F23R3/04; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1618808A
Cited
US1910735A
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US2107365A
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US2039890A
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US2110209A
Cited
US2398654A
Cited
US2475911A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |