US2825532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for controlling the flow of fluid between cambered blades
Assignee: Safran Aircraft Engines SAS
•
Filing: 1953-12-08
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Granted: 1958-03-04
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Expires: 1973-12-08
Abstract
No abstract record available.
Inventors
- 👤 Kadosch Marcel
- 👤 Foll Jean Le
- 👤 Francois M L Maunoury
- 👤 Bertin Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:13
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/28; F02K1/30; F01; F01D; F01D5/00; F01D5/12; F01D5/14; F01D5/141; F01D5/145; F01D5/148; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR963540A
Cited
DE459204C
Cited
US2341148A
Cited
US2344835A
Cited
US2489683A
Cited
FR963824A
Cited
US2652685A
Cited
US2653446A
Cited
US2579049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |