US3262046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regulated rectifier system
Assignee: AT&T Inc
•
Filing: 1962-06-28
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Granted: 1966-07-19
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Expires: 1982-06-28
Abstract
No abstract record available.
Inventors
- 👤 Patrick W Clarke
- 👤 Jack A Henz
- 👤 John K Mills
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:04
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/12; H02M7/145; H02M7/155; H02M7/1555; H02M7/1557
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A REGULATED RECTIFIER COMPRISING A CONTROLLED RECTIFIER HAVING ANODE, CATHODE AND GATE ELECTRODES, A LOAD, A SOURCE OF PULSATING POTENTIAL, MEANS FOR SERIALLY CONNECTING SAID SOURCE, THE ANODE AND CATHODE ELECTRODES OF SAID CONTROLLED RECTIFIER AND SAID LOAD, A CAPACITOR, A TRANSISTOR HAVING BASE, EMITTER AND COLLECTOR ELECTRODES, A SOURCE OF REFERENCE POTENTIAL, A TRANSFORMER HAVING AT LEAST FIRST AND SECOND WINDINGS, MEANS RESPONSIVE TO LOAD VOLTAGE VARIATIONS FOR DETERMINING THE CHARGING RATE OF SAID CAPACITOR, MEANS FOR CONNECTING THE BASE ELECTRODE OF SAID TRANSISTOR TO SAID LOAD VOLTAGE RESPONSIVE MEANS AND TO SAID CAPACITOR, MEANS FOR SERIALLY CONNECTING THE EMITTER ELECTRODE OF SAID TRANSISTOR, SAID SOURCE OF REFERENCE POTENTIAL, SAID CAPACITOR AND THE BASE ELECTRODE OF SAID TRANSISTOR, MEANS INCLUDING SAID FIRST WINDING OF SAID TRANSFORMER FOR CONNECTING THE COLLECTOR AND EMITTER ELECTRODES OF SAID TRANSISTOR, MEANS INCLUDING SAID SEC-
Claim 2
Dependent Claim
141 words
A REGULATED RECTIFIER COMPRISING A CONTROLLED RECTIFIER HAVING ANODE, CATHODE AND GATE ELECTRODES, A LOAD, A SOURCE OF PULSATING POTENTIAL, MEANS FOR SERIALLY CONNECTING SAID SOURCE, THE ANODE AND CATHODE ELECTRODES OF SAID CONTROLLED RECTIFIER AND SAID LOAD, A CAPACITOR, A TRANSISTOR HAVING BASE, EMITTER AND COLLECTOR ELECTRODES, A SOURCE OF REFERENCE POTENTIAL, A TRANSFORMER HAVING AT LEAST FIRST AND SECOND WINDINGS, MEANS RESPONSIVE TO LOAD VOLTAGE VARIATIONS FOR DETERMINING THE CHARGING RATE OF SAID CAPACITOR, MEANS FOR CONNECTING THE BASE ELECTRODE OF SAID TRANSISTOR TO SAID LOAD VOLTAGE RESPONSIVE MEANS AND TO SAID CAPACITOR, MEANS FOR SERIALLY CONNECTING THE EMITTER ELECTRODE OF SAID TRANSISTOR, SAID SOURCE OF REFERENCE POTENTIAL, SAID CAPACITOR AND THE BASE ELECTRODE OF SAID TRANSISTOR, MEANS INCLUDING SAID FIRST WINDING OF SAID TRANSFORMER FOR CONNECTING THE COLLECTOR AND EMITTER ELECTRODES OF SAID TRANSISTOR, MEANS INCLUDING SAID SEC-
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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) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |