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US3155947A Expired / Lapsed US ⏱️ 0.0 years remaining

Flip-flop circuit

Assignee: Mitsubishi Electric Corp
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Filing: 1960-11-29
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Granted: 1964-11-03
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Expires: 1980-11-29
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Abstract

No abstract record available.

Inventors

  • 👤 Yoshida Taro

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 18:25
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/26; H03K3/30

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 182 words
AN ELECTRICAL CIRCUIT COMPRISING A PAIR OF STATIC SWITCHING DEVICES CROSS-COUPLED WITH EACH OTHER TO DEFINE A FLIP-FLOP, EACH DEVICE HAVING FIRST AND SECOND ELECTRODES AND AN INTERNAL POWER CURRENT PATH EXTENDING FROM ONE TO THE OTHER OF SAID ELECTRODES, EACH DEVICE BEING OPERABLE TO FIRST AND SECOND CONDUCTION STATES, THE FLIP-FLOP HAVING ONE STABLE STATE WHEN ONE DEVICE IS IN ITS FIRST CONDUCTION STATE AND THE OTHER DEVICE IS IN ITS SECOND CONDUCTION STATE, AND A SECOND STABLE STATE WHEN THE CONDUCTION STATES OF THE DEVICES ARE REVERSED, FIRST AND SECOND SATURABLE REACTORS, EACH HAVING A SATURABLE CORE AND RESPECTIVE PRIMARY AND SECONDARY WINDINGS ON THE CORE, BIAS MEANS, FIRST AND SECOND SETS OF CIRCUITS CONNECTED ACROSS SAID BIAS MEANS, EACH SET INCLUDING FIRST AND SECOND PARALLEL CIRCUIT BRANCHES, EACH FIRST BRANCH OF A SET INCLUDING IN SERIES THE INTERNAL POWER CURRENT PATH OF A DIFFERENT ONE OF SAID DEVICES AND THE PRIMARY WINDING OF A DIFFERENT ONE OF SAID REACTORS, EACH SECOND BRANCH OF A SET INCLUDING IN SERIES A VOLTAGE REFERENCE AND THE SECONDARY WINDING OF THE REACTOR WHOSE

References Cited (Backward Citations)

US2939115A Cited
US2995735A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-11-03 1968-05-04 1968-11-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-11-03 1972-05-04 1972-11-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-11-03 1976-05-04 1976-11-03 $7700.00 Window Closed / Lapsed

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