Patent US2820119A successfully refreshed from Google Patents.
US2820119A
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US
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Control arrangement for a storedenergy type of circuit breaker operating mechanism
Assignee: General Electric Co
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Filing: 1956-09-25
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Granted: 1958-01-14
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Expires: 1976-09-25
Abstract
No abstract record available.
Inventors
- 👤 Richard H Miller
- 👤 Jr William C Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:18
CPC Classifications
H; H02; H02H; H02H7/00; H02H7/22; H02H7/222; H02H7/224; H01; H01H; H01H3/00; H01H3/22; H01H3/30; H01H3/3042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-13 | 1961-07-15 | 1962-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-13 | 1965-07-15 | 1966-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-13 | 1969-07-15 | 1970-01-14 | $7700.00 | Window Closed / Lapsed |