Patent US2937359A successfully refreshed from Google Patents.
US2937359A
Expired / Lapsed
US
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Power factor tap for high voltage bushing
Assignee: General Electric Co
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Filing: 1956-05-31
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Granted: 1960-05-17
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Expires: 1976-05-31
Abstract
No abstract record available.
Inventors
- 👤 Edward F Cronin
- 👤 William A Wooldridge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:20
CPC Classifications
H; H01; H01B; H01B17/00; H01B17/26; H01B17/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR452238A
Cited
US1634404A
Cited
GB415491A
Cited
US2403979A
Cited
US2724096A
Cited
US2724026A
Cited
US2757351A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |