Patent US3714383A successfully refreshed from Google Patents.
US3714383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Key operated electric circuit breaker
Assignee: Schneider Electric USA Inc
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Filing: 1971-10-27
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Granted: 1973-01-30
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Expires: 1991-10-27
Abstract
Abstract A MOVABLE CONTACT ARM OF THE CIRCUIT BREAKER IS ARRANGED TO BE MOVED SELECTIVELY TO ON AND OFF POSITIONS BY A KEY OR TOOL WHICH ROTATES AN ACTUATING MEMBER HAVING AN ECCENTRIC PIN WHICH ACTUATES A DRIVING MEMBER FOR THE CONTACT ARM.
Inventors
- 👤 J Leonard
- 👤 R Quick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:24
CPC Classifications
H; H01; H01H; H01H27/00
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) | 1976-01-30 | 1976-07-31 | 1977-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-30 | 1980-07-31 | 1981-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-30 | 1984-07-31 | 1985-01-30 | $7700.00 | Window Closed / Lapsed |