Patent US2928998A successfully refreshed from Google Patents.
US2928998A
Expired / Lapsed
US
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Keyed mounting means for circuit breakers
Assignee: ITE Circuit Breaker Co
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Filing: 1956-05-18
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Granted: 1960-03-15
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Expires: 1976-05-18
Abstract
No abstract record available.
Inventors
- 👤 John C Brumfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:13
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/64; H01R13/645
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2281958A
Cited
US2717339A
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US2760123A
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US2790113A
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US2766405A
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US2767353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |