US3499158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuits utilizing the threshold properties of recombination radiation semiconductor devices
Assignee: Raytheon Co
•
Filing: 1964-04-24
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Granted: 1970-03-03
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Expires: 1984-04-24
Abstract
No abstract record available.
Inventors
- 👤 Jerome M Lavine
- 👤 Philip W Cheney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:46
CPC Classifications
H; H03; H03K; H03K19/00; H03K19/02; H03K19/14; G; G02; G02F; G02F3/00; H03K17/00; H03K17/51; H03K17/78; H10; H10H; H10H20/00; H10H20/80
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3371243A
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US3187193A
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US3270235A
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US3293513A
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US3299104A
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US3248571A
Cited
US3290517A
Cited
US3321631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |