Patent US2958749A successfully refreshed from Google Patents.
US2958749A
Expired / Lapsed
US
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Electrical circuit breakers
Assignee: Wood Electric Corp
•
Filing: 1958-03-13
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Granted: 1960-11-01
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Expires: 1978-03-13
Abstract
No abstract record available.
Inventors
- 👤 Lawrence W Brackett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:25
CPC Classifications
H; H01; H01H; H01H73/00; H01H73/48; H01H73/56; H01H73/02; H01H73/04; H01H73/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2166545A
Cited
US2287875A
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US2613296A
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US2611055A
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US2660642A
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US2668212A
Cited
US2833888A
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US2813168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |