US3391306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid power amplifier
Assignee: Unisys Corp
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Filing: 1966-03-01
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Granted: 1968-07-02
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Expires: 1986-03-01
Abstract
No abstract record available.
Inventors
- 👤 Sebastian W Piccione
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:48
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/72; H03K17/73
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A COMBINATION COMPRISING: A FIRST RECTIFIER MEANS HAVING AN ANODE AND A CATHODE, AND FURTHER HAVING A GATE ELECTRODE, SAID FIRST RECTIFIER MEANS BEING ADAPTED TO BLOCK IN THE FORWARD DIRECTION UNTIL A SIGNAL IS APPLIED TO SAID GATE ELECTRODE; A SECOND RECTIFIER MEANS HAVING AN ANODE AND A CATHODE, AND FURTHER HAVING A GATE ELECTRODE, SAID SECOND RECTIFIER MEANS BEING ADAPTED TO BLOCK IN THE FORWARD DIRECTION UNTIL A SIGNAL HAS BEEN APPLIED TO SAID SECOND GATE ELECTRODE; A FIRST CAPACITIVE MEANS COUPLED IN SERIAL RELATION WITH SAID FIRST RECTIFIER MEANS; AN INDUCTIVE LOAD COUPLING SAID FIRST CAPACITIVE MEANS TO SAID SECOND RECTIFIER MEANS; A SECOND CAPACITIVE MEANS COUPLING SAID RECTIFIER MEANS TO EACH OTHER; MEANS FOR PROVIDING A BIAS VOLTAGE TO SAID GATE ELECTRODE OF SAID SECOND RECTIFIER MEANS; MEANS FOR RECEIVING AN INPUT SIGNAL, SAID RECEIVING MEANS COUPLED TO SAID GATE ELECTRODE OF SAID SECOND RECTIFIER MEANS; AND A BIAS CIRCUIT INCLUDING A UNILATERAL CONDUCTING MEANS COUPLED TO SAID FIRST CAPACITIVE MEANS, SAID GATE ELECTRODE OF SAID FIRST RECTIFIER MEANS, AND A POINT OF REFERENCE POTENTIAL.
Claim 2
Dependent Claim
179 words
A COMBINATION COMPRISING: A FIRST RECTIFIER MEANS HAVING AN ANODE AND A CATHODE, AND FURTHER HAVING A GATE ELECTRODE, SAID FIRST RECTIFIER MEANS BEING ADAPTED TO BLOCK IN THE FORWARD DIRECTION UNTIL A SIGNAL IS APPLIED TO SAID GATE ELECTRODE; A SECOND RECTIFIER MEANS HAVING AN ANODE AND A CATHODE, AND FURTHER HAVING A GATE ELECTRODE, SAID SECOND RECTIFIER MEANS BEING ADAPTED TO BLOCK IN THE FORWARD DIRECTION UNTIL A SIGNAL HAS BEEN APPLIED TO SAID SECOND GATE ELECTRODE; A FIRST CAPACITIVE MEANS COUPLED IN SERIAL RELATION WITH SAID FIRST RECTIFIER MEANS; AN INDUCTIVE LOAD COUPLING SAID FIRST CAPACITIVE MEANS TO SAID SECOND RECTIFIER MEANS; A SECOND CAPACITIVE MEANS COUPLING SAID RECTIFIER MEANS TO EACH OTHER; MEANS FOR PROVIDING A BIAS VOLTAGE TO SAID GATE ELECTRODE OF SAID SECOND RECTIFIER MEANS; MEANS FOR RECEIVING AN INPUT SIGNAL, SAID RECEIVING MEANS COUPLED TO SAID GATE ELECTRODE OF SAID SECOND RECTIFIER MEANS; AND A BIAS CIRCUIT INCLUDING A UNILATERAL CONDUCTING MEANS COUPLED TO SAID FIRST CAPACITIVE MEANS, SAID GATE ELECTRODE OF SAID FIRST RECTIFIER MEANS, AND A POINT OF REFERENCE POTENTIAL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-02 | 1972-01-01 | 1972-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-02 | 1976-01-01 | 1976-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-02 | 1980-01-01 | 1980-07-02 | $7700.00 | Window Closed / Lapsed |