Patent US2532263A successfully refreshed from Google Patents.
US2532263A
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US
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High-frequency coupling transformer
Assignee: General Electric Co
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Filing: 1948-11-16
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Granted: 1950-11-28
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Expires: 1968-11-16
Abstract
No abstract record available.
Inventors
- 👤 John O Silvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:48
CPC Classifications
H; H03; H03H; H03H7/00; H03H7/01; H03H7/0138; H03H7/0146
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-27 | 1954-05-29 | 1954-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-27 | 1958-05-29 | 1958-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-27 | 1962-05-29 | 1962-11-28 | $7700.00 | Window Closed / Lapsed |