US3146345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Count-shift register
Assignee: Cutler Hammer Inc
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Filing: 1961-02-03
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Granted: 1964-08-25
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Expires: 1981-02-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Louis S Conover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:29
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/48; G06F7/491; G06F7/498; G06F7/4981; H; H03; H03K; H03K23/00; H03K23/40; H03K23/50; H03K23/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A COUNT-SHIFT REGISTER WHICH COMPRISES A SOURCE OF SHIFT PULSES, A SHIFT REGISTER HAVING A PLURALITY OF SERIALLYARRANGED STAGES THEREIN ACTUABLE BY SAID SHIFT PULSES TO TRANSFER INPUT BINARY-DECIMAL CODED PULSES SERIALLY, BITBY-BIT, THROUGH SUCCESSIVE STAGES THEREOF, MEANS FOR SUPPLYING COUNT SIGNALS TO SAID SHIFT REGISTER TO BE ADDED TO THE CODED PULSES PASSING SERIALLY THERETHROUGH, MEANS FOR GATING SAID COUNT SIGNALS TO RENDER THEM EFFECTIVE ONLY DURING RESPECTIVE INTERVALS WHEN THE BITS OF A CODED DIGIT ARE IN THE SHIFT REGISTER, MEANS FOR INVERTING THE OUTPUT BIT FROM THE SHIFT REGISTER WHEN A COUNT SIGNAL IS EFFECTIVE, MEANS FOR SKIPPING THE SHIFT NEXT FOLLOWING SAID OUTPUT
Claim 2
Dependent Claim
107 words
A COUNT-SHIFT REGISTER WHICH COMPRISES A SOURCE OF SHIFT PULSES, A SHIFT REGISTER HAVING A PLURALITY OF SERIALLYARRANGED STAGES THEREIN ACTUABLE BY SAID SHIFT PULSES TO TRANSFER INPUT BINARY-DECIMAL CODED PULSES SERIALLY, BITBY-BIT, THROUGH SUCCESSIVE STAGES THEREOF, MEANS FOR SUPPLYING COUNT SIGNALS TO SAID SHIFT REGISTER TO BE ADDED TO THE CODED PULSES PASSING SERIALLY THERETHROUGH, MEANS FOR GATING SAID COUNT SIGNALS TO RENDER THEM EFFECTIVE ONLY DURING RESPECTIVE INTERVALS WHEN THE BITS OF A CODED DIGIT ARE IN THE SHIFT REGISTER, MEANS FOR INVERTING THE OUTPUT BIT FROM THE SHIFT REGISTER WHEN A COUNT SIGNAL IS EFFECTIVE, MEANS FOR SKIPPING THE SHIFT NEXT FOLLOWING SAID OUTPUT
References Cited (Backward Citations)
US2997233A
Cited
US2852699A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |