US2783391A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Load division control for prime movers
Assignee: General Electric Co
•
Filing: 1955-05-03
•
Granted: 1957-02-26
•
Expires: 1975-05-03
Abstract
No abstract record available.
Inventors
- 👤 Crever Frederick Emanuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:47
CPC Classifications
H; H02; H02J; H02J3/00; H02J3/38; H02J3/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1655469A
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US2560914A
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US2366968A
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US2374276A
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US2391323A
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US2566694A
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US2600612A
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US2667228A
Cited
US2772926A
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 |