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Patent US2673264A successfully refreshed from Google Patents.
US2673264A
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Circuit breaker with adjustable thermal and magnetic controls
Assignee: Federal Electric Products Co
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Filing: 1952-04-17
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Granted: 1954-03-23
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Expires: 1972-04-17
Abstract
No abstract record available.
Inventors
- 👤 Thomas M Cole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:50
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/74; H01H71/7418
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-22 | 1957-09-21 | 1958-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-22 | 1961-09-21 | 1962-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-22 | 1965-09-21 | 1966-03-23 | $7700.00 | Window Closed / Lapsed |