US2292288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for driving the propelling system of aircraft
Assignee: Societe dEtudes et de Participations Eau Gaz Electricite Energie SA
•
Filing: 1938-05-31
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Granted: 1942-08-04
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Expires: 1958-05-31
Abstract
No abstract record available.
Inventors
- 👤 Pescara Raul Pateras
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:30
CPC Classifications
F; F02; F02C; F02C5/00; F02C5/06; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-08-03 | 1946-02-02 | 1946-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-08-03 | 1950-02-02 | 1950-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-08-03 | 1954-02-02 | 1954-08-04 | $7700.00 | Window Closed / Lapsed |