Patent US2586326A successfully refreshed from Google Patents.
US2586326A
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Circuit interrupter trip device
Assignee: Westinghouse Electric Corp
•
Filing: 1945-02-27
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Granted: 1952-02-19
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Expires: 1965-02-27
Abstract
No abstract record available.
Inventors
- 👤 George G Grissinger
- 👤 Lindstrom Ture
- 👤 Sandin Jerome
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:26
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/74; H01H71/7418
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1481104A
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US2217406A
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US2265030A
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US2322301A
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US2508178A
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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) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |