Patent US3164754A successfully refreshed from Google Patents.
US3164754A
Expired / Lapsed
US
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Electric circuits
Assignee: The General Electric Company PLC
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Filing: 1961-12-27
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Granted: 1965-01-05
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Expires: 1981-12-27
Abstract
No abstract record available.
Inventors
- 👤 Garland Bernard
- 👤 Pfyffer Hans Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:36
CPC Classifications
H; H04; H04B; H04B3/00; H04B3/02; H04B3/04; H04B3/10; G; G06; G06G; G06G7/00; G06G7/12; G06G7/18; G06G7/184
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
AN ELECTRIC CIRCUIT COMPRISING A DIFFERENCE NETWORK, MEANS ARRANGED TO SUPPLY A DIRECT CURRENT SIGNAL OF SUBSTANTIALLY CONSTANT LEVEL TO SAID NETWORK, MEANS ARRANGED TO SUPPLY AN ALTERNATING CURRENT INPUT SIGNAL TO SAID NETWORK WHEREBY, DURING OPERATION, SAID NETWORK SUPPLIES AN ALTERNATING CURRENT OUTPUT SIGNAL THE AMPLITUDE OF WHICH IS DEPENDENT UPON THE AMOUNT BY WHICH THE PEAK VALUE OF THE ALTERNATING CURRENT INPUT SIGNAL EXCEEDS THE VALUE OF THE DIRECT CURRENT SIGNAL, MEANS TO RETIFY SAID ALTERNATING CURRENT OUTPUT SIGNAL TO PROVIDE A DIRECT CURRENT OUTPUT SIGNAL, AND MEANS TO GIVE AN INDICATION AND/OR EFFECT A CONTROL IF THE LEVEL OF THE DIRECT CURRENT OUTPUT SIGNAL DIFFERS FROM A PREDETERMINED LEVEL BY MORE THAN A PRESCRIBED AMOUNT.
Claim 2
Dependent Claim
118 words
AN ELECTRIC CIRCUIT COMPRISING A DIFFERENCE NETWORK, MEANS ARRANGED TO SUPPLY A DIRECT CURRENT SIGNAL OF SUBSTANTIALLY CONSTANT LEVEL TO SAID NETWORK, MEANS ARRANGED TO SUPPLY AN ALTERNATING CURRENT INPUT SIGNAL TO SAID NETWORK WHEREBY, DURING OPERATION, SAID NETWORK SUPPLIES AN ALTERNATING CURRENT OUTPUT SIGNAL THE AMPLITUDE OF WHICH IS DEPENDENT UPON THE AMOUNT BY WHICH THE PEAK VALUE OF THE ALTERNATING CURRENT INPUT SIGNAL EXCEEDS THE VALUE OF THE DIRECT CURRENT SIGNAL, MEANS TO RETIFY SAID ALTERNATING CURRENT OUTPUT SIGNAL TO PROVIDE A DIRECT CURRENT OUTPUT SIGNAL, AND MEANS TO GIVE AN INDICATION AND/OR EFFECT A CONTROL IF THE LEVEL OF THE DIRECT CURRENT OUTPUT SIGNAL DIFFERS FROM A PREDETERMINED LEVEL BY MORE THAN A PRESCRIBED AMOUNT.
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) | 1968-01-05 | 1968-07-06 | 1969-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-05 | 1972-07-06 | 1973-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-05 | 1976-07-06 | 1977-01-05 | $7700.00 | Window Closed / Lapsed |