Patent US3019355A successfully refreshed from Google Patents.
US3019355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic silicon controlled rectifier power amplifier
Assignee: General Electric Co
•
Filing: 1959-08-12
•
Granted: 1962-01-30
•
Expires: 1979-08-12
Abstract
No abstract record available.
Inventors
- 👤 Morgan Raymond Evan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:19
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/72; H03K17/722; H03K17/723; G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/40; G05F1/44; G05F1/445; H02; H02M; H02M3/00; H02M3/02; H02M3/04; H02M3/10; H02M3/125; H02M3/135; H02M7/00; H02M7/02; H02M7/04; H02M7/12; H02M7/145; H02M7/155; H02M7/1555; H02M7/1557; H03F; H03F3/00; H03F3/20; H03F3/21; H03F3/217; H10; H10D; H10D99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A CONTROL AMPLIFIER INCLUDING IN COMBINATION A SILICON CONTROLLED RECTIFER HAVING AN ANODE A CATHODE AND GATING ELECTRODE, AN INDUCTIVE LOAD CIRCUIT OPERATIVELY COUPLED IN THE ANODE-CATHODE CIRCUIT OF SAID SILICON CONTROLLED RECTIFER, A SATURABLE CORE TRANSFORMER HAVING ITS
Claim 2
Dependent Claim
39 words
A CONTROL AMPLIFIER INCLUDING IN COMBINATION A SILICON CONTROLLED RECTIFER HAVING AN ANODE A CATHODE AND GATING ELECTRODE, AN INDUCTIVE LOAD CIRCUIT OPERATIVELY COUPLED IN THE ANODE-CATHODE CIRCUIT OF SAID SILICON CONTROLLED RECTIFER, A SATURABLE CORE TRANSFORMER HAVING ITS
References Cited (Backward Citations)
US2773184A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |