US2626329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit interrupter
Assignee: Westinghouse Electric Corp
•
Filing: 1946-12-31
•
Granted: 1953-01-20
•
Expires: 1966-12-31
Abstract
No abstract record available.
Inventors
- 👤 James M Wallace
- 👤 Andrew W Edwards
- 👤 Joseph K Kraft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:36
CPC Classifications
H; H01; H01H; H01H75/00; H01H75/02; H01H75/04; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18856; Y10T74/18864; Y10T74/18992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US355895A
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US494781A
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US508652A
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US1648508A
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US1604669A
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US1805082A
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US2125835A
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US2156388A
Cited
US2477067A
Cited
US2333604A
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US2442477A
Cited
US2318343A
Cited
US2560529A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |