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Patent US2693569A successfully refreshed from Google Patents.
US2693569A
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Commutating reactor
Assignee: ITE Circuit Breaker Co
•
Filing: 1951-02-21
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Granted: 1954-11-02
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Expires: 1971-02-21
Abstract
No abstract record available.
Inventors
- 👤 Edward J Diebold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:20
CPC Classifications
H; H01; H01F; H01F38/00; H01F38/02; H01F38/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1184266A
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US2351975A
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US2276784A
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US2193421A
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US2181152A
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US2188361A
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US2230570A
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FR884899A
Cited
US2584535A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-01 | 1958-05-03 | 1958-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-01 | 1962-05-03 | 1962-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-01 | 1966-05-03 | 1966-11-02 | $7700.00 | Window Closed / Lapsed |