US2864236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and means for the control of the air inlet opening of a jet propulsion unit or a gas turbine engine
Assignee: Safran Aircraft Engines SAS
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Filing: 1953-05-25
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Granted: 1958-12-16
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Expires: 1973-05-25
Abstract
No abstract record available.
Inventors
- 👤 Toure Kleber
- 👤 Jean R Lauzely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:28
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/04; F02C7/042; Y; Y10; Y10T; Y10T137/00; Y10T137/0536
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE461652C
Cited
DE662426C
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GB637512A
Cited
US2404275A
Cited
US2632295A
Cited
GB635270A
Cited
US2594118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |