US2663145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power plant comprising the combination of gas and steam turbines with a superchargedfurnace steamgenerator
Assignee: Rateau SA
•
Filing: 1949-09-26
•
Granted: 1953-12-22
•
Expires: 1969-09-26
Abstract
No abstract record available.
Inventors
- 👤 Raymond F M Waeselynck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:40
CPC Classifications
F; F01; F01K; F01K23/00; F01K23/02; F01K23/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2115338A
Cited
US1978837A
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US2055385A
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US2110422A
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US2294700A
Cited
US2483073A
Cited
US2401285A
Cited
GB602573A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |