US2625006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compound engine
Assignee: Curtiss Wright Corp
•
Filing: 1947-11-25
•
Granted: 1953-01-13
•
Expires: 1967-11-25
Abstract
No abstract record available.
Inventors
- 👤 Wilton G Lundquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:37
CPC Classifications
F; F02; F02B; F02B41/00; F02B41/02; F02B41/10; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US836945A
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DE398902C
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US1732578A
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US2128789A
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US2127460A
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FR813297A
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US2173595A
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US2387560A
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US2197179A
Cited
US2305295A
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US2397941A
Cited
US2402725A
Cited
US2375006A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-13 | 1956-07-14 | 1957-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-13 | 1960-07-14 | 1961-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-13 | 1964-07-14 | 1965-01-13 | $7700.00 | Window Closed / Lapsed |