Patent US3025375A successfully refreshed from Google Patents.
US3025375A
Expired / Lapsed
US
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Electric circuit breaker having a sealed interrupting unit
Assignee: General Electric Co
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Filing: 1960-04-04
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Granted: 1962-03-13
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Expires: 1980-04-04
Abstract
No abstract record available.
Inventors
- 👤 Edward J Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:43
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/60; H01H33/66; H01H33/666; H01H33/662; H01H33/66238; H01H2033/66246; H01H2033/6667; H01H33/02; H01H33/022; Y; Y10; Y10S; Y10S174/00; Y10S174/01; Y10S174/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1972362A
Cited
AT123325B
Cited
US2071157A
Cited
US2479381A
Cited
US2773154A
Cited
US2838636A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |