US2607189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power plant, including an internal-combustion engine having exhaust turbine means drivably connected thereto
Assignee: Curtiss Wright Corp
•
Filing: 1947-07-11
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Granted: 1952-08-19
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Expires: 1967-07-11
Abstract
No abstract record available.
Inventors
- 👤 Chilton Allan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:38
CPC Classifications
F; F01; F01N; F01N5/00; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE435928C
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GB206845A
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GB328263A
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US2128789A
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US2127460A
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FR813297A
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US2375852A
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GB579021A
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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) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |