Patent US3796430A successfully refreshed from Google Patents.
US2814735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor device
Assignee: General Electric Co
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Filing: 1954-08-27
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Granted: 1957-11-26
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Expires: 1974-08-27
Abstract
No abstract record available.
Inventors
- 👤 William R Cady
- 👤 Jr John E Mulhern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:06
CPC Classifications
H; H10; H10D; H10D10/00; H02; H02P; H02P9/00; H02P9/14; H02P9/26; H10D99/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2524033A
Cited
US2666814A
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US2597028A
Cited
US2561411A
Cited
US2736822A
Cited
US2695930A
Cited
US2769926A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-25 | 1961-05-27 | 1961-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-25 | 1965-05-27 | 1965-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-25 | 1969-05-27 | 1969-11-26 | $7700.00 | Window Closed / Lapsed |