Patent US2936384A successfully refreshed from Google Patents.
US2936384A
Expired / Lapsed
US
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Six junction transistor signaltranslating system
Assignee: Hazeltine Research Inc
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Filing: 1957-04-12
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Granted: 1960-05-10
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Expires: 1977-04-12
Abstract
No abstract record available.
Inventors
- 👤 John R White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:57
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/60; H03C; H03C1/00; H03C1/36; H03D; H03D1/00; H03D1/14; H03D1/18; H10; H10D; H10D88/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2748041A
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US2728857A
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US2663830A
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US2791644A
Cited
US2710928A
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US2698392A
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US2831126A
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US2825810A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |