US3560859A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronous anticoincidence gate
Assignee: Westinghouse Electric Corp
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Filing: 1968-06-19
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Granted: 1971-02-02
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Expires: 1988-06-19
Abstract
Abstract DESCRIBED IS AN ANTICOINCIDENCE GATE FOR APPLICATION WITH UP-DOWN COUNTERS AND THE FLIKE AND WHICH CANCELS OVERLAPPING INPUT SIGNALS OF OPPOSITE DIRECTION (I.E., UP AND DOWN COUNT PULSES OCCURRING AT THE SAME TIME). THIS IS ACCOMPLISHED BY THE USE OF TWO CHANNELS EMPLOYING NAND LOGIC ELEMENTS, ONE OF SAID CHANNELS ACTING TO RECEIVE AND STORE A PULSE WHILE THE OTHER FEEDS A PULSE TO THE COUNTER OR OTHER DEVICE AND VICE VERSA.
Inventors
- 👤 Francis T Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:13
CPC Classifications
H; H03; H03K; H03K19/00; H03K21/00; H03K21/02
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) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |