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US2815418A
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Circuit breakers of the kind having a magnetic blow-out
Assignee: Merlin Gerin SA
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Filing: 1956-02-13
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Granted: 1957-12-03
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Expires: 1976-02-13
Abstract
No abstract record available.
Inventors
- 👤 Latour Andre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:28
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/30; H01H9/46; H01H9/465; H01H33/00; H01H33/70; H01H33/88; H01H33/886
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1790275A
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US2367937A
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US2399485A
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GB590970A
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US2597257A
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US2759072A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |