US3562654A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic counter
Assignee: Collins Radio Co
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Filing: 1968-05-21
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Granted: 1971-02-09
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Expires: 1988-05-21
Abstract
Abstract AN ELECTRONIC COUNTER INCLUDING A PLURALITY OF SERIALLY CONNECTED FLIP-CLOPS WITH THE FIRST FLIP-FLOP CONNECTED TO RECEIVE A CLOCK INPUT SIGNAL AND THE OUTPUT OF EACH FLIPFLOP PROVIDING THE TRIGGER INPUT TO THE SUCCEEDING FLIP-FLOP. OUTPUTS OF SELECTED FLIP-FLOPS, IN ACCORDANCE WITH A DESIRED COUNT RATIO, ARE CONNECTED TO THE INPUTS OF AN AND GATE, AND THE OUTPUT OF THE AND GATE IS CONNECTED TO THE COUNTER OUTPUT TERMINAL. ALL OTHER FLIP-FLOP OUTPUTS ARE CONNECTED TO THE INPUTS TO AN OR GATE WITH THE OUTPUT OF THE OR GATE OPERATIVELY CONNECTED TO SWITCH MEANS FOR CLAMPING OFF THE COUNTER OUTPUT TERMINAL.
Inventors
- 👤 Paul L Conant Sr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:02
CPC Classifications
H; H03; H03K; H03K23/00; H03K23/64; H03K23/66
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |