US2768345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic amplifier circuit
Assignee: General Electric Co
•
Filing: 1950-03-01
•
Granted: 1956-10-23
•
Expires: 1970-03-01
Abstract
No abstract record available.
Inventors
- 👤 Hugh M Ogle
- 👤 Ii Charles N Hood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:26
CPC Classifications
G; G05; G05B; G05B11/00; G05B11/01; G05B11/012; G05B11/016
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2027311A
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US2504675A
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FR894707A
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CH233962A
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US2414936A
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US2475575A
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US2477729A
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CH224992A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |