Patent US3564442A successfully refreshed from Google Patents.
US3564442A
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Integrated field-effect distributed amplifier
Assignee: Individual
•
Filing: 1969-02-13
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Granted: 1971-02-16
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Expires: 1989-02-13
Abstract
Abstract AN INTEGRATED FIELD-EFFECT TYPE DISTRIBUTED AMPLIFIER HAVING A TRANSISTOR WITH A DRAIN ELECTRODE AND TWO ISOLATED GATES TO FORM HOMOGENOUS NETWORKS AND TERMINATION RESISTANCES. THE AMPLIFIER ALSO INCLUDES CONNECTIONS FOR THE TERMINATION RESISTANCE CONNECTED TO DELAY LINES.
Inventors
- 👤 Reimar Germann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:26
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/189; H03F3/19; H03F3/193; H10; H10D; H10D84/00; H10D84/80; H10D84/82; H10D84/83
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |