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US3277281A Expired / Lapsed US ⏱️ 0.0 years remaining

Counter for reducing counting errors caused by over- and undercounts in a record conversion system

Assignee: AT&T Inc
•
Filing: 1962-05-08
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Granted: 1966-10-04
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Expires: 1982-05-08
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Edward R Doubek

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 13:08
CPC Classifications
H; H03; H03K; H03K21/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 121 words
A BINARY COUNTING CIRCUIT FOR COUNTING ELECTRICAL PULSES FORMING AN INPUT SIGNAL APPLIED THERETO WHICH COMPRISES: A COUNTER HAVING A PLURALITY OF COUNTING STAGES CONNECTED IN SERIES FOR COUNTING THE PULSES FORMING THE INPUT SIGNAL AND PRODUCING BINARY ENCODED OUTPUT SIGNALS REPRESENTATIVE OF THE NUMBER OF PULSES COUNTED, AT LEAST THE LOWEST ORDER COUNTING STAGE SERVING AS A BUFFER STAGE RESPONSIVE TO SPURIOUS PULSES OF THE TYPE INDICATIVE OF OVERCOUNTS AND UNDERCOUNTS AND EFFECTIVE TO ABSORB AT LEAST ONE OF SAID SPURIOUS PULSES WHENEVER ACCOMPANYING THE DESIRED PULSES REPRESENTATIVE OF SAID INPUT SIGNAL; AND A UTILIZATION DEVICE CONNECTED TO THE OUTPUTS OF ALL THE COUNTING STAGES OTHER THAN THE BUFFER STAGE FOR UTILIZING THE BINARY ENCODED OUTPUTS OF THOSE COUNTING STAGES.
Claim 2
Dependent Claim 121 words
A BINARY COUNTING CIRCUIT FOR COUNTING ELECTRICAL PULSES FORMING AN INPUT SIGNAL APPLIED THERETO WHICH COMPRISES: A COUNTER HAVING A PLURALITY OF COUNTING STAGES CONNECTED IN SERIES FOR COUNTING THE PULSES FORMING THE INPUT SIGNAL AND PRODUCING BINARY ENCODED OUTPUT SIGNALS REPRESENTATIVE OF THE NUMBER OF PULSES COUNTED, AT LEAST THE LOWEST ORDER COUNTING STAGE SERVING AS A BUFFER STAGE RESPONSIVE TO SPURIOUS PULSES OF THE TYPE INDICATIVE OF OVERCOUNTS AND UNDERCOUNTS AND EFFECTIVE TO ABSORB AT LEAST ONE OF SAID SPURIOUS PULSES WHENEVER ACCOMPANYING THE DESIRED PULSES REPRESENTATIVE OF SAID INPUT SIGNAL; AND A UTILIZATION DEVICE CONNECTED TO THE OUTPUTS OF ALL THE COUNTING STAGES OTHER THAN THE BUFFER STAGE FOR UTILIZING THE BINARY ENCODED OUTPUTS OF THOSE COUNTING STAGES.

References Cited (Backward Citations)

US2470716A Cited
US2521787A Cited
US2913179A Cited
US2847565A Cited
US3072328A Cited
US2960266A Cited
US3141091A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-10-03 1970-04-04 1970-10-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-10-03 1974-04-04 1974-10-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-10-03 1978-04-04 1978-10-04 $7700.00 Window Closed / Lapsed

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