Patent US3277281A successfully refreshed from Google Patents.
US3277281A
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Counter for reducing counting errors caused by over- and undercounts in a record conversion system
Assignee: AT&T Inc
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Filing: 1962-05-08
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Granted: 1966-10-04
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Expires: 1982-05-08
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)
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Cited
US2521787A
Cited
US2913179A
Cited
US2847565A
Cited
US3072328A
Cited
US2960266A
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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 |