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US3153205A Expired / Lapsed US ⏱️ 0.0 years remaining

Capacity controlled start-stop oscillator

Assignee: Westinghouse Electric Corp
•
Filing: 1960-11-14
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Granted: 1964-10-13
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Expires: 1980-11-14
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Abstract

No abstract record available.

Inventors

  • 👤 Wesley N Jones
  • 👤 Ernst R Pemsel

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 09:37
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/94; H03K17/96; H03K17/962; H03B; H03B5/00; H03B5/08; H03B5/12; H03B5/1206; H03B5/1221; H03B5/1231; H03B2200/00; H03B2200/006; H03B2200/0094

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 147 words
A START-STOP OSCILLATOR COMPRISING CIRCUIT MEANS INCLUDING A FIRST TRANSISTOR AND A SECOND TRANSISTOR, EACH OF SAID TRANSISTORS HAVING A BASE, A COLLECTOR AND AN EMITTER, BOTH OF THE COLLECTORS OF SAID TRANSISTORS BEING CONNECTED TOGETHER, THE EMITTER OF SAID FIRST TRANSISTOR BEING CONNECTED TO THE BASE OF THE SECOND TRANSISTOR, A SOURCE OF POTENTIAL CONNECTING SAID COLLECTORS TO A COMMON CIRCUIT POINT, AN ADDITIONAL SOURCE OF POTENTIAL AND A RESISTOR CONNECTING THE EMITTER OF SAID SECOND TRANSISTOR TO SAID COMMON CIRCUIT POINT, MEANS FOR CHANGING THE CAPACITANCE BETWEEN THE EMITTER OF SAID SECOND TRANSISTOR AND SAID COMMON CIRCUIT POINT MEANS FOR CHANGING THE CAPACITANCE BETWEEN THE BASE OF SAID FIRST TRANSISTOR AND SAID COMMON CIRCUIT POINT, INDUCTIVE REACTANCE MEANS CONNECTED BETWEEN SAID LAST-NAMED BASE AND SAID COMMON CIRCUIT POINT, SAID FIRST AND SECOND TRANSISTORS BEING CONNECTED AS EMITTER FOLLOWERS, SAID INDUCTIVE REACTANCE MEANS AND THE IN-

References Cited (Backward Citations)

US2280605A Cited
US2682037A Cited
US2820145A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-10-13 1968-04-13 1968-10-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-10-13 1972-04-13 1972-10-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-10-13 1976-04-13 1976-10-13 $7700.00 Window Closed / Lapsed

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