US3191126A
Expired / Lapsed
US
⏱️ 0.0 years remaining
D. c. amplifiers
Assignee: United Kingdom Atomic Energy Authority
•
Filing: 1962-02-16
•
Granted: 1965-06-22
•
Expires: 1982-02-16
Abstract
No abstract record available.
Inventors
- 👤 Fowler Eliot Patrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:35
CPC Classifications
H; H02; H02M; H02M3/00; H02M3/22; H02M3/24; H02M3/28; H02M3/325; H02M3/335; H02M3/337; H02M3/3376; H02M3/3378; H03; H03F; H03F1/00; H03F1/30; H03F1/303; H03F3/00; H03F3/38; H03F3/387
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A DIRECT CURRENT AMPLIFIER COMPRISING AN ALTERNATING CURRENT AMPLIFIER HAVING AN INPUT CONNECTED TO A DIRECT CURRENT SIGNAL SOURCE AND AN OUTPUT PROVIDING AN OUTPUT WAVEFORM, AN ELECTRONIC SWITCH CONNECTED TO SAID ALTERNATING CURRENT AMPLIFIER INPUT AND SAID DIRECT CURRENT SIGNAL SOURCE TO MODULATE THE DIRECT CURRENT SIGNAL ING A MODULATED WAVEFORM TO SAID AMPLIFIER INPUT, A DRIVE CONNECTION CONNECTED TO SAID ELECTRONIC SWITCH FOR ACTUATING THE SAME BY A MODULATING WAVEFORM TO PROVIDE SAID MODULATED WAVEFORM, THE FREQUENCY OF SAID MODULATING WAVEFORM BEING EQUAL TO HTAT OF SAID OUTPUT WAVEFORM, MEANS CONNECTING SID ALTERNATING CURRENT AMPLIFIER OUTPUT OTO SAID DRIVE CONNECTION FOR APPLYING A POR-
Claim 2
Dependent Claim
106 words
A DIRECT CURRENT AMPLIFIER COMPRISING AN ALTERNATING CURRENT AMPLIFIER HAVING AN INPUT CONNECTED TO A DIRECT CURRENT SIGNAL SOURCE AND AN OUTPUT PROVIDING AN OUTPUT WAVEFORM, AN ELECTRONIC SWITCH CONNECTED TO SAID ALTERNATING CURRENT AMPLIFIER INPUT AND SAID DIRECT CURRENT SIGNAL SOURCE TO MODULATE THE DIRECT CURRENT SIGNAL ING A MODULATED WAVEFORM TO SAID AMPLIFIER INPUT, A DRIVE CONNECTION CONNECTED TO SAID ELECTRONIC SWITCH FOR ACTUATING THE SAME BY A MODULATING WAVEFORM TO PROVIDE SAID MODULATED WAVEFORM, THE FREQUENCY OF SAID MODULATING WAVEFORM BEING EQUAL TO HTAT OF SAID OUTPUT WAVEFORM, MEANS CONNECTING SID ALTERNATING CURRENT AMPLIFIER OUTPUT OTO SAID DRIVE CONNECTION FOR APPLYING A POR-
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) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |