US2634375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined turbine and generator unit
Assignee: Individual
•
Filing: 1950-11-03
•
Granted: 1953-04-07
•
Expires: 1970-11-03
Abstract
No abstract record available.
Inventors
- 👤 Guimbal Jean Claude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:26
CPC Classifications
F; F03; F03B; F03B13/00; F03B13/10; F03B13/105; F03B13/08; H; H02; H02K; H02K7/00; H02K7/18; H02K7/1807; H02K7/1823; Y; Y02; Y02E; Y02E10/00; Y02E10/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US797058A
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US840040A
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US1448700A
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US1443644A
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US1531724A
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US1584383A
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GB204123A
Cited
US2084479A
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US2270141A
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US2299406A
Cited
US2436683A
Cited
US2495745A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |