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US3210569A Expired / Lapsed US ⏱️ 0.0 years remaining

Transistorized distributor or counter having particular impedance connections between collectors and bases

Assignee: AT&T Teletype Corp
•
Filing: 1962-07-10
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Granted: 1965-10-05
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Expires: 1982-07-10
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Abstract

No abstract record available.

Inventors

  • 👤 Robert J Reek

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 16:11
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/26; H03K3/28; H03K3/281; H03K3/29

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 238 words
A RING TYPE DISTRIBUTOR INCLUDING (A) A PLURALITY OF TRANSISTORS EACH HAVING AT LEAST BASE AND COLLECTOR ELECTRODES, (B) MEANS CONNECTING ALL THE COLLECTORS OF SAID TRANSISTORS TO A COMMON SOURCE OF POTENTIAL WITH ONE OF SAID TRANSIUSTORS IN A FIRST STATE OF CONDUCTION, (C) MEANS FOR APPLYING PULSES TO ALL OF SAID TRANSISTOR, EACH OF SAID PULSES BEING EFFECTIVE TO CAUSE A TRANSISTOR IN SAID FIRST STATE OF CONDUCTION TO BE PLACED IN A SECOND STATE OF CONDUCTION, (D) PARALLEL FIRST AND SECOND MEANS CONNECTING THE COLLECTOR OF EACH OF SAID TRANSISTORS WITH THE BASE OF THE NEXT SUCCEEDING TRANSISTOR, SAID FIRST CONNECTING MEANS BEING EFFECTIVE TO APPLY THE CHANGE FROM SAID FIRST STATE OF CONDUCTION TO SAID SECOND STATE OF CONDUCTION OF A TRANSISTOR AS AN OPERATING PULSE TO PLACE THE NEXT SUCCEEDING TRANSISTOR IN SAID FIRST STATE OF CONDUCTION, AND SAID SECOND CONNECTING TO THE BASE EFFECTIVE TO APPLY THE POTENTIAL ON THE COLLECTOR OF A TRANSISTOR IN SAID FIRST STATE OF CONDUCTION TO THE BASE OF THE NEXT SUCCEEDING TRANSISTOR AS A BIAS POTENTIAL TO HOLD SAID NEXT SUCCEEDING TRANSISTOR IN SAID SECOND STATE OF CONDUCTION, AND (E) UNIDIRECTIONAL CURRENT DEVICES CONNECTING THE COLLECTOR OF EACH OF SAID TRANSISTORS TO THE BASES OF THE REMAINDER OF SAID TRANSISTORS EXCEPT THE NEXT SUCCEEDING TRANSISTOR FOR APPLYING THE POTENTIAL ON THE COLLECTOR OF EACH OF SAID TRANSISTORS TO THE BASES OF SAID REMAINDER OF SAID TRANSISTOR.
Claim 2
Dependent Claim 238 words
A RING TYPE DISTRIBUTOR INCLUDING (A) A PLURALITY OF TRANSISTORS EACH HAVING AT LEAST BASE AND COLLECTOR ELECTRODES, (B) MEANS CONNECTING ALL THE COLLECTORS OF SAID TRANSISTORS TO A COMMON SOURCE OF POTENTIAL WITH ONE OF SAID TRANSIUSTORS IN A FIRST STATE OF CONDUCTION, (C) MEANS FOR APPLYING PULSES TO ALL OF SAID TRANSISTOR, EACH OF SAID PULSES BEING EFFECTIVE TO CAUSE A TRANSISTOR IN SAID FIRST STATE OF CONDUCTION TO BE PLACED IN A SECOND STATE OF CONDUCTION, (D) PARALLEL FIRST AND SECOND MEANS CONNECTING THE COLLECTOR OF EACH OF SAID TRANSISTORS WITH THE BASE OF THE NEXT SUCCEEDING TRANSISTOR, SAID FIRST CONNECTING MEANS BEING EFFECTIVE TO APPLY THE CHANGE FROM SAID FIRST STATE OF CONDUCTION TO SAID SECOND STATE OF CONDUCTION OF A TRANSISTOR AS AN OPERATING PULSE TO PLACE THE NEXT SUCCEEDING TRANSISTOR IN SAID FIRST STATE OF CONDUCTION, AND SAID SECOND CONNECTING TO THE BASE EFFECTIVE TO APPLY THE POTENTIAL ON THE COLLECTOR OF A TRANSISTOR IN SAID FIRST STATE OF CONDUCTION TO THE BASE OF THE NEXT SUCCEEDING TRANSISTOR AS A BIAS POTENTIAL TO HOLD SAID NEXT SUCCEEDING TRANSISTOR IN SAID SECOND STATE OF CONDUCTION, AND (E) UNIDIRECTIONAL CURRENT DEVICES CONNECTING THE COLLECTOR OF EACH OF SAID TRANSISTORS TO THE BASES OF THE REMAINDER OF SAID TRANSISTORS EXCEPT THE NEXT SUCCEEDING TRANSISTOR FOR APPLYING THE POTENTIAL ON THE COLLECTOR OF EACH OF SAID TRANSISTORS TO THE BASES OF SAID REMAINDER OF SAID TRANSISTOR.

References Cited (Backward Citations)

US2876365A Cited
US2912578A Cited
US3005917A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-10-04 1969-04-05 1969-10-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-10-04 1973-04-05 1973-10-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-10-04 1977-04-05 1977-10-05 $7700.00 Window Closed / Lapsed

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