Patent US3900396A successfully refreshed from Google Patents.
US3378743A
Expired / Lapsed
US
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Current regulator for motor control systems including an open loop signal which is combined with a current feedback signal upon occurrence of an event
Assignee: General Electric Co
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Filing: 1965-02-26
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Granted: 1968-04-16
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Expires: 1985-02-26
Abstract
No abstract record available.
Inventors
- 👤 Earnest F Weiser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:28
CPC Classifications
H; H02; H02P; H02P7/00; H02P7/06; H02P7/18; H02P7/24; H02P7/28; H02P7/285; G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/1427; H02P7/288
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |