US3207975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit employing electronic or semiconductor switch regulating an output voltage
Assignee: Intron International Inc
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Filing: 1960-05-31
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Granted: 1965-09-21
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Expires: 1980-05-31
Abstract
No abstract record available.
Inventors
- 👤 Robert H Pintell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:24
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/40; G05F1/44; G05F1/445
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A CIRCUIT ARRANGEMENT FOR PRODUCING A CONTROLLED FLOW OF CURRENT THROUGH A LOAD, COMPRISING A DRIVING CIRCUIT, A SOURCE OF ALTERNATING CURRENT INN SAID DRIVING CIRCUIT, UNIDIRECTIONALLY EFFECTIVE ELECTRONIC CONTROL MEANS INCLUDING A NORMALLY NON-CONDUCTIVE BREAKDOWN DEVICE PROVIDED WITH AN INPUT ELECTRODE AND CIRCUIT MEANS COUPLING SAID ELECTRODE TO SAID DRIVING CIRCUIT FOR PERIODEIC TRIGGERING OF SAID DEVICE INTO A CONDUCTIVE CONDITION, A RECTIFICATION NETWORK HAVING A PIR OF ALTERNATING-CURRENT TERMINALS CONNECTED IN SAID DRIVING CIRCUIT AND FURTHER HAVING A PAIR OF DIRECT-CURRENT TERMINALS CONNECTED ACROSS SAID CONTROL MEANS IN THE FORWARD DIRECTION OF THE LATTER, BIASING MEEANS FOR SAID CONTROL MEANS COUPLED TO SAID CIRCUIT MEANS, AND A FEEDBACKD CIRCUIT FOR SAID BIASING MEANS CONNECTED TOGETHER WITH SAID LOAD IN SERIES WITH ONE OF SAID PAIRS OF TERMINALS FOR DELAYING THE TRIGGERING OF SAID DEVICE AND REDUCING THE AVERAGE CURRENT FLOW THROUGH SAID CONTROL MEANS IN RESPONSE TO INCREASED FLOW OF ENERGY THROUGH SAID LOAD, THEREBY STABILIZING SAID FLOW OF ENERGY.
Claim 2
Dependent Claim
162 words
A CIRCUIT ARRANGEMENT FOR PRODUCING A CONTROLLED FLOW OF CURRENT THROUGH A LOAD, COMPRISING A DRIVING CIRCUIT, A SOURCE OF ALTERNATING CURRENT INN SAID DRIVING CIRCUIT, UNIDIRECTIONALLY EFFECTIVE ELECTRONIC CONTROL MEANS INCLUDING A NORMALLY NON-CONDUCTIVE BREAKDOWN DEVICE PROVIDED WITH AN INPUT ELECTRODE AND CIRCUIT MEANS COUPLING SAID ELECTRODE TO SAID DRIVING CIRCUIT FOR PERIODEIC TRIGGERING OF SAID DEVICE INTO A CONDUCTIVE CONDITION, A RECTIFICATION NETWORK HAVING A PIR OF ALTERNATING-CURRENT TERMINALS CONNECTED IN SAID DRIVING CIRCUIT AND FURTHER HAVING A PAIR OF DIRECT-CURRENT TERMINALS CONNECTED ACROSS SAID CONTROL MEANS IN THE FORWARD DIRECTION OF THE LATTER, BIASING MEEANS FOR SAID CONTROL MEANS COUPLED TO SAID CIRCUIT MEANS, AND A FEEDBACKD CIRCUIT FOR SAID BIASING MEANS CONNECTED TOGETHER WITH SAID LOAD IN SERIES WITH ONE OF SAID PAIRS OF TERMINALS FOR DELAYING THE TRIGGERING OF SAID DEVICE AND REDUCING THE AVERAGE CURRENT FLOW THROUGH SAID CONTROL MEANS IN RESPONSE TO INCREASED FLOW OF ENERGY THROUGH SAID LOAD, THEREBY STABILIZING SAID FLOW OF ENERGY.
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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) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |