US3303843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amplifying circuit with controlled disabling means
Assignee: Bunker Ramo Corp
•
Filing: 1964-04-20
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Granted: 1967-02-14
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Expires: 1984-04-20
Abstract
No abstract record available.
Inventors
- 👤 Joseph S Apple
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:55
CPC Classifications
H; H04; H04L; H04L9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
AN AMPLIFYING CIRCUIT HAVING AN INPUT TERMINAL, A CONTROL TERMINAL AND AN OUTPUT TERMINAL AND BEING RESPONSIVE TO A CONTROL SIGNAL APPLIED TO SAID CONTROL TERMINAL FOR SELECTIVELY COUPLING EITHER A LOGICAL SIGNAL APPLIED TO SAID INPUT TERMINAL OR ITS LOGICAL COMPLEMENT TO SAID OUTPUT TERMINAL, SAID AMPLIFYING CIRCUIT COMPRISING: A FIRST INVERTING AMPLIFIER STAGE HAVING AN INPUT TERMINAL AND AN OUTPUT TERMINAL; A SECOND INVERTING AMPLIFIER STAGE HAVING AN INPUT TERMINAL AND AN OUTPUT TERMINAL; MEANS COUPLING SAID AMPLIFYING CIRCUIT INPUT TERMINAL TO THE INPUT TERMINALS OF SAID FIRST AND SECOND INVERTING AMPLIFIER STAGES; MEANS COUPLING SAID FIRST INVERTING AMPLIFIER STAGE OUTPUT TERMINAL TO SAID SECOND INVERTING AMPLIFIER STAGE INPUT TERMINAL; MEANS COUPLING THE OUTPUT TERMINAL OF SAID SECOND INVERTING AMPLIFIER STAGE TO SAID AMPLIFYING CIRCUIT OUTPUT TERMINAL; A SOURCE OF FIRST AND SECOND CONTROL SIGNALS; AND
Claim 2
Dependent Claim
138 words
AN AMPLIFYING CIRCUIT HAVING AN INPUT TERMINAL, A CONTROL TERMINAL AND AN OUTPUT TERMINAL AND BEING RESPONSIVE TO A CONTROL SIGNAL APPLIED TO SAID CONTROL TERMINAL FOR SELECTIVELY COUPLING EITHER A LOGICAL SIGNAL APPLIED TO SAID INPUT TERMINAL OR ITS LOGICAL COMPLEMENT TO SAID OUTPUT TERMINAL, SAID AMPLIFYING CIRCUIT COMPRISING: A FIRST INVERTING AMPLIFIER STAGE HAVING AN INPUT TERMINAL AND AN OUTPUT TERMINAL; A SECOND INVERTING AMPLIFIER STAGE HAVING AN INPUT TERMINAL AND AN OUTPUT TERMINAL; MEANS COUPLING SAID AMPLIFYING CIRCUIT INPUT TERMINAL TO THE INPUT TERMINALS OF SAID FIRST AND SECOND INVERTING AMPLIFIER STAGES; MEANS COUPLING SAID FIRST INVERTING AMPLIFIER STAGE OUTPUT TERMINAL TO SAID SECOND INVERTING AMPLIFIER STAGE INPUT TERMINAL; MEANS COUPLING THE OUTPUT TERMINAL OF SAID SECOND INVERTING AMPLIFIER STAGE TO SAID AMPLIFYING CIRCUIT OUTPUT TERMINAL; A SOURCE OF FIRST AND SECOND CONTROL SIGNALS; AND
References Cited (Backward Citations)
US3229117A
Cited
US3113273A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |