US2864911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanism for motor operation of a circuit breaker
Assignee: ITE Circuit Breaker Co
•
Filing: 1955-06-23
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Granted: 1958-12-16
•
Expires: 1975-06-23
Abstract
No abstract record available.
Inventors
- 👤 John C Brumfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:25
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/66; H01H71/70; H01H2071/665
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1858242A
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US1989393A
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US2137872A
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US2200570A
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US2602124A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |