Patent US2925546A successfully refreshed from Google Patents.
US2925546A
Expired / Lapsed
US
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Magnetic reset control for rectifier
Assignee: ACF Industries Inc
•
Filing: 1959-05-11
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Granted: 1960-02-16
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Expires: 1979-05-11
Abstract
No abstract record available.
Inventors
- 👤 Berman Baruch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:28
CPC Classifications
H; H03; H03F; H03F9/00; H03F9/06; H02; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/12; H02M7/145; H02M7/155; H02M7/1555
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2786967A
Cited
US2786966A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |