US3295020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power control circuit
Assignee: Individual
•
Filing: 1966-03-01
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Granted: 1966-12-27
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Expires: 1986-03-01
Abstract
No abstract record available.
Inventors
- 👤 Henry S Borkovitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:39
CPC Classifications
H; H02; H02H; H02H7/00; H02H7/10; H02H7/12; H02H7/125; H02H7/127; G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/40; G05F1/44; G05F1/445
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A POWER CONTROL CIRCUIT COMPRISING AN ELECTRICAL VALVE HAVING CURRENT CONDUCTIVE ELECTRODES AND A CONTROL ELECTRODE, CONNECTION TO THE CURRENT CONDUCTIVE ELECTRODES TO IMPRESS A PULSATING VOLTAGE THEREACROSS, THE VALVE BECOMING CONDUCTIVE WHEN A PREDETERMINED VOLTAGE IS APPLIED TO THE CONTROL ELECTRODE AND A VOLTAGE OF PREDETERMINED VALUE IS IMPRESSED ACROSS THE CURRENT CONDUCTING ELECTRODES, A PULSE CIRCUIT CONNECTED TO THE CONTROL ELECTRODE TO SUPPLY ACTUATING PULSES THERETO AND INCLUDING A SOURCE OF POWER AND MEANS CONNECTED TO THE SOURCE OF POWER AND RESPONSIVE TO A CONTROLLING SIGNAL TO PRODUCE THE PULSES, MEANS RESPONSIVE TO THE FLOW OF CURRENT BETWEEN THE CURRENT CONDUCTIVE ELECTRODES OF THE FIRST NAMED
Claim 2
Dependent Claim
108 words
A POWER CONTROL CIRCUIT COMPRISING AN ELECTRICAL VALVE HAVING CURRENT CONDUCTIVE ELECTRODES AND A CONTROL ELECTRODE, CONNECTION TO THE CURRENT CONDUCTIVE ELECTRODES TO IMPRESS A PULSATING VOLTAGE THEREACROSS, THE VALVE BECOMING CONDUCTIVE WHEN A PREDETERMINED VOLTAGE IS APPLIED TO THE CONTROL ELECTRODE AND A VOLTAGE OF PREDETERMINED VALUE IS IMPRESSED ACROSS THE CURRENT CONDUCTING ELECTRODES, A PULSE CIRCUIT CONNECTED TO THE CONTROL ELECTRODE TO SUPPLY ACTUATING PULSES THERETO AND INCLUDING A SOURCE OF POWER AND MEANS CONNECTED TO THE SOURCE OF POWER AND RESPONSIVE TO A CONTROLLING SIGNAL TO PRODUCE THE PULSES, MEANS RESPONSIVE TO THE FLOW OF CURRENT BETWEEN THE CURRENT CONDUCTIVE ELECTRODES OF THE FIRST NAMED
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) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |