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US3469048A
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US
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Vacuum-type circuit breaker having parallel triggered-type circuit interrupters
Assignee: General Electric Co
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Filing: 1966-07-01
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Granted: 1969-09-23
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Expires: 1986-07-01
Abstract
No abstract record available.
Inventors
- 👤 Thomas H Lee
- 👤 August L Streater
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:36
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/60; H01H33/66; H01H33/02; H01H33/04; H01H33/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB344867A
Cited
GB392898A
Cited
US2897322A
Cited
US2996592A
Cited
US3087092A
Cited
US3174019A
Cited
US3300609A
Cited
US3319121A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |