Patent US3281580A successfully refreshed from Google Patents.
US3281580A
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Assignee: Fischer and Porter Co
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Filing: 1962-11-23
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Granted: 1966-10-25
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Expires: 1982-11-23
Abstract
No abstract record available.
Inventors
- 👤 Nines Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:45
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/60; G06F7/68; H; H03; H03K; H03K23/00; H03K23/58; H03K23/582; H03K23/64; H03K23/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A COUNTER COMPRISING FOUR BINARY ELEMENTS EACH HAVING TWO STABLE STATES, ONE OF WHICH IS A RESET STEATE, AND OPERABLE BY INPUT PULSES, SAID ELEMENTS BEING A CASCADE, FIRST AND SECOND SWITCHING MEANS ARRANGED TO RECEIVE INPUT PULSES, MEANS CONNECTING THE FIRST SWITCHING MEANS TO THE FIRST BINARY ELEMENT AND TO THE THIRD BINARY ELEMENT FOR CONTROL BY THE LATTER TO EFFECT ROUTING OF INPUT PULSES TO THE FIRST BINARY WLEMENT WHEN THE THIRD BINARY ELEMENT IS IN ITS RESET STATE, AND MEANS CONNECTING THE SECOND SWITCHING MEANS TO THE THIRD BINARY ELEMENT FOR CONTROL THEREBY AND ALSO TO THE THIRD BINARY ELEMENT TO EFFECT ROUTING OF PULSES THERETO WHEN THE THIRD BINARY ELEMENT IS IN ITS STATE OTHER THAN ITS RESET STATE TO EFFECT ITS REVERSION TO ITS RESET STATE.
Claim 2
Dependent Claim
131 words
A COUNTER COMPRISING FOUR BINARY ELEMENTS EACH HAVING TWO STABLE STATES, ONE OF WHICH IS A RESET STEATE, AND OPERABLE BY INPUT PULSES, SAID ELEMENTS BEING A CASCADE, FIRST AND SECOND SWITCHING MEANS ARRANGED TO RECEIVE INPUT PULSES, MEANS CONNECTING THE FIRST SWITCHING MEANS TO THE FIRST BINARY ELEMENT AND TO THE THIRD BINARY ELEMENT FOR CONTROL BY THE LATTER TO EFFECT ROUTING OF INPUT PULSES TO THE FIRST BINARY WLEMENT WHEN THE THIRD BINARY ELEMENT IS IN ITS RESET STATE, AND MEANS CONNECTING THE SECOND SWITCHING MEANS TO THE THIRD BINARY ELEMENT FOR CONTROL THEREBY AND ALSO TO THE THIRD BINARY ELEMENT TO EFFECT ROUTING OF PULSES THERETO WHEN THE THIRD BINARY ELEMENT IS IN ITS STATE OTHER THAN ITS RESET STATE TO EFFECT ITS REVERSION TO ITS RESET STATE.
References Cited (Backward Citations)
US2828071A
Cited
US3219805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |