US3413541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for detecting insulation faults in magnet wire utilizing field effect transistor
Assignee: General Electric Co
•
Filing: 1967-02-24
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Granted: 1968-11-26
•
Expires: 1987-02-24
Abstract
No abstract record available.
Inventors
- 👤 William A Swim
- 👤 Harry L Kellogg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:24
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/50; G01R31/58; G01R31/59
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2916697A
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US2873425A
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US2809348A
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US2941144A
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US3040249A
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US2977531A
Cited
FR1299257A
Cited
US3323701A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |