Patent US3137779A successfully refreshed from Google Patents.
US3137779A
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Circuit-breakers having magnetic blow-out means
Assignee: Individual
•
Filing: 1958-09-26
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Granted: 1964-06-16
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Expires: 1978-09-26
Abstract
No abstract record available.
Inventors
- 👤 Latour Andre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:56
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/70; H01H33/88; H01H33/90; H01H33/91; H01H9/00; H01H9/30; H01H9/34; H01H9/341
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1967989A
Cited
FR44831E
Cited
GB451431A
Cited
FR801592A
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GB499664A
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US2253197A
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GB534501A
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GB575854A
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US2272224A
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US2345724A
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US2382850A
Cited
US2445529A
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US2660647A
Cited
US2850600A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |