US2783392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydro-electric turbo-generator
Assignee: Societe des Forges et Ateliers du Creusot
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Filing: 1955-09-07
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Granted: 1957-02-26
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Expires: 1975-09-07
Abstract
No abstract record available.
Inventors
- 👤 Corbiere Robert Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:14
CPC Classifications
F; F03; F03B; F03B13/00; F03B13/08; F03B13/086; Y; Y02; Y02E; Y02E10/00; Y02E10/20; Y10; Y10S; Y10S415/00; Y10S415/91
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US763695A
Cited
US1493154A
Cited
FR703143A
Cited
GB425888A
Cited
US2281214A
Cited
FR909170A
Cited
US2767328A
Cited
US2743375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |