US3384766A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bistable logic circuit
Assignee: GTE Sylvania Inc
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Filing: 1966-06-17
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Granted: 1968-05-21
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Expires: 1986-06-17
Abstract
No abstract record available.
Inventors
- 👤 John J Kardash
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:27
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/01; H03K3/012; H03K23/00; H03K23/002; H03K3/02; H03K3/027; H03K3/037; H03K3/26; H03K3/28; H03K3/281; H03K3/286; H03K3/287
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
317 words
A CONTROL CIRCUIT INCLUDING IN COMBINATION SWITCHING MEANS HAVING A FIRST OUTPUT CONNECTION THEREFROM AND FIRST AND SECOND INPUT CONNECTIONS THERETO, SAID SWITCHING MEANS PRODUCING A FIRST SIGNAL CONDITION AT THE OUTPUT CONNECTION WHEN IN A FIRST OPERATING CONDITION AND PRODUCING A SECOND SIGNAL CONDITION AT THE OUTPUT CONNECTION WHEN IN A SECOND OPERATING CONDITION, CONTROL MEANS CONNECTED TO THE FIRST INPUT CONNECTION TO THE SWITCHING MEANS AND HAVING A CONTROL INPUT CONNECTION THERETO, SAID CONTROL MEANS BEING OPERABLE IN A HIGH IMPEDANCE CONDITION IN RESPONSE TO THE PRESENCE OF A FIRST SIGNAL CONDITION AT THE CONTROL INPUT CONNECTION AND BEING OPERABLE IN A LOW IMPEDANCE CONDITION IN RESPONSE TO A SECOND SIGNAL CONDITION AT THE CONTROL INPUT CONNECTION, IMPEDANCE MEANS CONNECTED TO THE FIRST INPUT CONNECTION TO THE SWITCHING MEANS, TRIGGERING SIGNAL MEANS CONNECTED TO THE IMPEDANCE MEANS AND TO THE SECOND INPUT CONNECTION TO THE SWITCHING MEANS, SAID TRIGGERING SIGNAL MEANS, SAID IMPEDANCE MEANS, AND SAID CONTROL MEANS INCLUDE MEANS FOR PROVIDING BIASING AT THE FIRST AND SECOND INPUT CONNECTIONS TO THE SWITCHING MEANS BIASING THE SWITCHING MEANS TO THE FIRST OPERATING CONDITION DURING THE ABSENCE OF A SIGNAL AT THE TRIGGERING SIGNAL MEANS, BIASING AT THE FIRST AND SECOND INPUT CONNECTIOS TO THE SWITCHING MEANS BIASING THE SWITCHING MEANS TO THE FIRST OPERATING CONDITION DURING THE PRESENCE OF A SIGNAL AT THE TRIGGERING SIGNAL MEANS WHEN THE CONTROL MEANS IS IN THE LOW IMPEDANCE CONDITION, AND BIASING AT THE FIRST AND SECOND INPUT CONNECTIONS TO THE SWITCHING MEANS CAUSING A CHARGE TO BE STORED IN THE SWITCHING MEANS DURING THE PRESENCE OF A SIGNAL AT THE TRIGGERING SIGNAL MEANS WHEN THE CONTROL MEANS IS IN THE HIGH IMPEDANCE CONDITION, AND SAID SWITCHING MEANS BEING OPERABLE TO EMPLOY THE STORED CHARGE TO CAUSE OPERATION OF THE SWITCHING MEANS IN THE SECOND OPERATING CONDITION IN RESPONSE TO TERMINATION OF THE SIGNAL AT THE TRIGGERING SIGNAL MEANS.
Claim 2
Dependent Claim
317 words
A CONTROL CIRCUIT INCLUDING IN COMBINATION SWITCHING MEANS HAVING A FIRST OUTPUT CONNECTION THEREFROM AND FIRST AND SECOND INPUT CONNECTIONS THERETO, SAID SWITCHING MEANS PRODUCING A FIRST SIGNAL CONDITION AT THE OUTPUT CONNECTION WHEN IN A FIRST OPERATING CONDITION AND PRODUCING A SECOND SIGNAL CONDITION AT THE OUTPUT CONNECTION WHEN IN A SECOND OPERATING CONDITION, CONTROL MEANS CONNECTED TO THE FIRST INPUT CONNECTION TO THE SWITCHING MEANS AND HAVING A CONTROL INPUT CONNECTION THERETO, SAID CONTROL MEANS BEING OPERABLE IN A HIGH IMPEDANCE CONDITION IN RESPONSE TO THE PRESENCE OF A FIRST SIGNAL CONDITION AT THE CONTROL INPUT CONNECTION AND BEING OPERABLE IN A LOW IMPEDANCE CONDITION IN RESPONSE TO A SECOND SIGNAL CONDITION AT THE CONTROL INPUT CONNECTION, IMPEDANCE MEANS CONNECTED TO THE FIRST INPUT CONNECTION TO THE SWITCHING MEANS, TRIGGERING SIGNAL MEANS CONNECTED TO THE IMPEDANCE MEANS AND TO THE SECOND INPUT CONNECTION TO THE SWITCHING MEANS, SAID TRIGGERING SIGNAL MEANS, SAID IMPEDANCE MEANS, AND SAID CONTROL MEANS INCLUDE MEANS FOR PROVIDING BIASING AT THE FIRST AND SECOND INPUT CONNECTIONS TO THE SWITCHING MEANS BIASING THE SWITCHING MEANS TO THE FIRST OPERATING CONDITION DURING THE ABSENCE OF A SIGNAL AT THE TRIGGERING SIGNAL MEANS, BIASING AT THE FIRST AND SECOND INPUT CONNECTIOS TO THE SWITCHING MEANS BIASING THE SWITCHING MEANS TO THE FIRST OPERATING CONDITION DURING THE PRESENCE OF A SIGNAL AT THE TRIGGERING SIGNAL MEANS WHEN THE CONTROL MEANS IS IN THE LOW IMPEDANCE CONDITION, AND BIASING AT THE FIRST AND SECOND INPUT CONNECTIONS TO THE SWITCHING MEANS CAUSING A CHARGE TO BE STORED IN THE SWITCHING MEANS DURING THE PRESENCE OF A SIGNAL AT THE TRIGGERING SIGNAL MEANS WHEN THE CONTROL MEANS IS IN THE HIGH IMPEDANCE CONDITION, AND SAID SWITCHING MEANS BEING OPERABLE TO EMPLOY THE STORED CHARGE TO CAUSE OPERATION OF THE SWITCHING MEANS IN THE SECOND OPERATING CONDITION IN RESPONSE TO TERMINATION OF THE SIGNAL AT THE TRIGGERING SIGNAL MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |