Patent US2902560A successfully refreshed from Google Patents.
US2902560A
Expired / Lapsed
US
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Circuit breaker
Assignee: Schneider Electric USA Inc
•
Filing: 1955-05-18
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Granted: 1959-09-01
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Expires: 1975-05-18
Abstract
No abstract record available.
Inventors
- 👤 Harris I Stanback
- 👤 Ralph H Kingdon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:53
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/50; H01H71/501; H01H71/1009; H01H71/1027; H01H71/12; H01H71/14; H01H71/16; H01H71/162; H01H71/40; H01H71/405; H01H71/52; H01H71/522; H01H71/524
Claims Analysis
Total Claims: 0
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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) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |