US3262066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amplifier circuit
Assignee: Individual
•
Filing: 1962-06-28
•
Granted: 1966-07-19
•
Expires: 1982-06-28
Abstract
No abstract record available.
Inventors
- 👤 Theodore R Trilling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:56
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/45; H03F3/45071; H03F3/45479
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
AN AMPLIFIER CIRCUIT, COMPRISING IN COMBINATION: FIRST DIFFERENTIAL AMPLIFIER MEANS, SECOND DIFFERENTIAL AMPLIFIER MEANS, FIRST CONDUCTOR MEANS DIRECTLY COUPLING SAID FIRST DIFFERENTIAL AMPLIFIER MEANS TO SAID SECOND DIFFERENTIAL AMPLIFIER MEANS, INPUT TERMINAL MEANS CONNECTED TO SAID FIRST DIFFERENTIAL AMPLIFIER MEANS, VOLTAGE SUPPLY MEANS, RESISTOR MEANS CONNECTED BETWEEN A COMMON POINT OF SAID SECOND DIFFERENTIAL AMPLIFIER MEANS AND SAID VOLTAGE SUPPLY MEANS, CONSTANT CURRENT GENERATING MEANS HAVING A FIRST TERMINAL CONNECTED TO A COMMON POINT OF SAID FIRST DIFFERENTIAL AMPLIFIER MEANS AND A SECOND TERMINAL CONNECTED TO SAID VOLTAGE SUPPLY MEANS, MEANS FOR APPLYING THE POTENTIAL AT THE COMMON POINT OF SAID SECOND AMPLIFIER MEANS TO SAID CONSTANT CURRENT GENERATING MEANS, WHEREBY COMMON-MODE VOLTAGE ACROSS SAID RESISTOR
Claim 2
Dependent Claim
116 words
AN AMPLIFIER CIRCUIT, COMPRISING IN COMBINATION: FIRST DIFFERENTIAL AMPLIFIER MEANS, SECOND DIFFERENTIAL AMPLIFIER MEANS, FIRST CONDUCTOR MEANS DIRECTLY COUPLING SAID FIRST DIFFERENTIAL AMPLIFIER MEANS TO SAID SECOND DIFFERENTIAL AMPLIFIER MEANS, INPUT TERMINAL MEANS CONNECTED TO SAID FIRST DIFFERENTIAL AMPLIFIER MEANS, VOLTAGE SUPPLY MEANS, RESISTOR MEANS CONNECTED BETWEEN A COMMON POINT OF SAID SECOND DIFFERENTIAL AMPLIFIER MEANS AND SAID VOLTAGE SUPPLY MEANS, CONSTANT CURRENT GENERATING MEANS HAVING A FIRST TERMINAL CONNECTED TO A COMMON POINT OF SAID FIRST DIFFERENTIAL AMPLIFIER MEANS AND A SECOND TERMINAL CONNECTED TO SAID VOLTAGE SUPPLY MEANS, MEANS FOR APPLYING THE POTENTIAL AT THE COMMON POINT OF SAID SECOND AMPLIFIER MEANS TO SAID CONSTANT CURRENT GENERATING MEANS, WHEREBY COMMON-MODE VOLTAGE ACROSS SAID RESISTOR
References Cited (Backward Citations)
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Cited
US2796468A
Cited
DE1065882B
Cited
US2883532A
Cited
US3003113A
Cited
US3168708A
Cited
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 |