US3134051A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tandem circuit breaker
Assignee: Schneider Electric USA Inc
•
Filing: 1960-10-14
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Granted: 1964-05-19
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Expires: 1980-10-14
Abstract
No abstract record available.
Inventors
- 👤 Lyman R Lyon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:27
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/02; H01H71/0264; H01H71/0271; H01H71/08; H01H71/10; H01H71/12; H01H71/40; H01H71/405; H01H9/00; H01H9/30; H01H9/34; H01H9/342; H01H1/00; H01H1/58; H01H1/5844; H01H71/50; H01H71/52; H01H71/522; H01H71/524
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
48 words
A CIRCUIT BREAKER COMPRISING A CASE, TWO INDEPENDENTLY OPERABLE CIRCUIT BREAKER MECHANISMS IN TANDEM RELATIONSHIP TO EACH OTHER WITHIN SAID CASE, AND A PAIR OF LOAD TERMINALS ELECTRICALLY CONNECTED RESPECTIVELY TO SAID CIRCUIT BREAKER MECHANISMS, BOTH OF SAID LOAD TERMINALS BEING ADJACENT THE SAME END OF SAID CASE.
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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) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |