US3303464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ring-sum logic circuit
Assignee: Harris Corp
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Filing: 1964-05-27
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Granted: 1967-02-07
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Expires: 1984-05-27
Abstract
No abstract record available.
Inventors
- 👤 Edwin R Kolb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:59
CPC Classifications
H; H03; H03K; H03K19/00; H03K19/20; H03K19/21; H03K19/212; H03K19/02; H03K19/08; H03K19/082; H03K19/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
A LOGIC CIRCUIT INCLUDING A FIRST THRESHOLD DEVICE PROVIDING AN OUTPUT IN RESPONSE TO AN INPUT CONTROL SIGNAL OF A PREDETERMINED MAGNITUDE, INPUT CIRCUIT MEANS INCLUDING A PLURALITY OF INPUT CONNECTIONS AND MEANS FOR SUMMING THE INPUTS ON SAID CONNECTION CONNECTED TO THE INPUT OF SAID THRESHOLD DEVICE TO PROVIDE SAID CONTROL SIGNAL IN RESPONSE TO THE PRESENCE OF AT LEAST A PREDETERMINED NUMBER OF INPUTS ON SAID CONNECTIONS, A SECOND THRESHOLD DEVICE PROVIDING AN OUTPUT IN RESPONSE TO AN INPUT CONTROL SIGNAL OF A PREDETERMINED MAGNITUDE, INPUT CIRCUIT MEANS FOR SAID SECOND DEVICE CONNECTED TO SAID INPUT CONNECTIONS FOR SUMMING SAID INPUTS AND FOR PROVIDING SAID INPUT CONTROL SIGNAL FOR SAID SECOND THRESHOLD DEVICE IN RESPONSE TO THE PRESENCE OF A SECOND PREDETERMINED NUMBER OF INPUTS ON SAID INPUT CONNECTIONS, AND CIRCUIT MEANS RESPONSIVE TO AN OUTPUT FROM SAID SECOND DEVICE FOR APPLYING AN INPUT SIGNAL TO THE INPUT CIRCUIT FOR THE FIRST THRESHOLD DEVICE TO CHANGE THE MAGNITUDE OF SAID CONTROL SIGNAL FOR SAID FIRST DEVICE BY AN AMOUNT CORRESPONDING TO SAID SECOND PREDETERMINED NUMBER TO INCREASE THE NUMBER OF INPUTS ON SAID INPUT CONNECTIONS NECESSARY TO PROVIDE SAID OUTPUT FROM SAID FIRST THRESHOLD DEVICE.
Claim 2
Dependent Claim
197 words
A LOGIC CIRCUIT INCLUDING A FIRST THRESHOLD DEVICE PROVIDING AN OUTPUT IN RESPONSE TO AN INPUT CONTROL SIGNAL OF A PREDETERMINED MAGNITUDE, INPUT CIRCUIT MEANS INCLUDING A PLURALITY OF INPUT CONNECTIONS AND MEANS FOR SUMMING THE INPUTS ON SAID CONNECTION CONNECTED TO THE INPUT OF SAID THRESHOLD DEVICE TO PROVIDE SAID CONTROL SIGNAL IN RESPONSE TO THE PRESENCE OF AT LEAST A PREDETERMINED NUMBER OF INPUTS ON SAID CONNECTIONS, A SECOND THRESHOLD DEVICE PROVIDING AN OUTPUT IN RESPONSE TO AN INPUT CONTROL SIGNAL OF A PREDETERMINED MAGNITUDE, INPUT CIRCUIT MEANS FOR SAID SECOND DEVICE CONNECTED TO SAID INPUT CONNECTIONS FOR SUMMING SAID INPUTS AND FOR PROVIDING SAID INPUT CONTROL SIGNAL FOR SAID SECOND THRESHOLD DEVICE IN RESPONSE TO THE PRESENCE OF A SECOND PREDETERMINED NUMBER OF INPUTS ON SAID INPUT CONNECTIONS, AND CIRCUIT MEANS RESPONSIVE TO AN OUTPUT FROM SAID SECOND DEVICE FOR APPLYING AN INPUT SIGNAL TO THE INPUT CIRCUIT FOR THE FIRST THRESHOLD DEVICE TO CHANGE THE MAGNITUDE OF SAID CONTROL SIGNAL FOR SAID FIRST DEVICE BY AN AMOUNT CORRESPONDING TO SAID SECOND PREDETERMINED NUMBER TO INCREASE THE NUMBER OF INPUTS ON SAID INPUT CONNECTIONS NECESSARY TO PROVIDE SAID OUTPUT FROM SAID FIRST THRESHOLD DEVICE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |