US2625009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle engine cooling system utilizing air ejector pump to induce flow of additional cooling air
Assignee: Curtiss Wright Corp
•
Filing: 1948-07-15
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Granted: 1953-01-13
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Expires: 1968-07-15
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Leggett
- 👤 Francis C Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:32
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/12; F02C7/14; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2017525A
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US1995667A
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US2021282A
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US2158758A
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US2390161A
Cited
US2408265A
Cited
US2487842A
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 |