Patent US3671666A successfully refreshed from Google Patents.
Patent US3264589A successfully refreshed from Google Patents.
US3264589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transformer pockets for vaporized cooling
Assignee: General Electric Co
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Filing: 1963-09-03
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Granted: 1966-08-02
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Expires: 1983-09-03
Abstract
No abstract record available.
Inventors
- 👤 John C Dutton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:29
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/08; H01F27/10; H01F27/18; F; F28; F28D; F28D15/00; F28D15/02; F28D15/0275; H01F27/28; H01F27/32; H01F27/327; H01F2027/328
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
IN COMBINATION, A TRANSFORMER CORE AND COIL ASSEMBLY HAVING VERTICALLY EXTENDING COOLING POCKETS CLOSED AT THE BOTTOM AND OPEN AT THE TOP, A COOLING AND INSULATING LIQUID OCCUPYING SAID POCKETS, SAID LIQUID HAVING A BOILING TEMPERATURE WITHIN THE NORMAL OPERATING TEMPERATURE RANGE OF SAID CORE AND COIL ASSEMBLY IN THE REGION OF SAID POCKETS, AND MEANS FOR CONDENSING LIQUID VAPORIZED IN SAID POCKETS AND RETURNING IT TO SAID POCKETS.
Claim 2
Dependent Claim
69 words
IN COMBINATION, A TRANSFORMER CORE AND COIL ASSEMBLY HAVING VERTICALLY EXTENDING COOLING POCKETS CLOSED AT THE BOTTOM AND OPEN AT THE TOP, A COOLING AND INSULATING LIQUID OCCUPYING SAID POCKETS, SAID LIQUID HAVING A BOILING TEMPERATURE WITHIN THE NORMAL OPERATING TEMPERATURE RANGE OF SAID CORE AND COIL ASSEMBLY IN THE REGION OF SAID POCKETS, AND MEANS FOR CONDENSING LIQUID VAPORIZED IN SAID POCKETS AND RETURNING IT TO SAID POCKETS.
References Cited (Backward Citations)
US1750750A
Cited
US2083611A
Cited
US3024298A
Cited
US3073885A
Cited
US3164666A
Cited
US3201728A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |