US2960666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transistor oscillator with impedance transformation in feedback circuit
Assignee: International Standard Electric Corp
•
Filing: 1955-02-10
•
Granted: 1960-11-15
•
Expires: 1975-02-10
Abstract
No abstract record available.
Inventors
- 👤 Brewster Arthur Edward
- 👤 Graham Peter Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:04
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/30; H03B5/32; H03B5/36; H03B5/362; H03L; H03L5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2802065A
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US2886653A
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US2809239A
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US2768296A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |