US3105224A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switching circuit in a matrix arrangement utilizing transistors for switching information
Assignee: Unisys Corp
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Filing: 1957-08-06
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Granted: 1963-09-24
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Expires: 1977-08-06
Abstract
No abstract record available.
Inventors
- 👤 Gerald I Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:27
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/60; H03K17/64; G; G11; G11C; G11C11/00; G11C11/02; G11C11/06; G11C11/06007; G11C11/06014
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A SWITCHING CIRCUIT FOR TRANSFERRING PREDETERMINED INFORMATION SIGNALS BETWEEN AT LEAST TWO DEVICES COMPRISING A CIRCUIT HAVING AT LEAST ONE OF SAID DEVICES AT OPPOSITE ENDS THEREOF, SAID CIRCUIT BEING THEREBY DIVIDED INTO TWO SIDES, ONE OF SAID DEVICES PROVIDING SAID PREDETERMINED INFORMATION SIGNALS AT PREDETERMINED TIMES FOR UTILIZATION THEREOF BY ANOTHER OF SAID DEVICES AT THE OPPOSITE END OF THE CIRCUIT, THREE ELEMENTS EACH HAVING A FIRST ELECTRODE AND TWO OTHER ELECTRODES, SAID OTHER ELECTRODES BEING COUPLED IN SERIES IN SAID CIRCUIT, ONE OF THE ELEMENTS BEING IN ONE SIDE OF SAID CIRCUIT AND THE OTHER TWO BEING DIRECTLY COUPLED IN THE OTHER SIDE THEREOF, EACH OF SAID ELEMENTS HAVING CONDUCTIVE AND NON-CONDUCTIVE STATES AS TO THE PASSAGE OF SAID INFORMATION SIGNALS BETWEEN ITS TWO
Claim 2
Dependent Claim
126 words
A SWITCHING CIRCUIT FOR TRANSFERRING PREDETERMINED INFORMATION SIGNALS BETWEEN AT LEAST TWO DEVICES COMPRISING A CIRCUIT HAVING AT LEAST ONE OF SAID DEVICES AT OPPOSITE ENDS THEREOF, SAID CIRCUIT BEING THEREBY DIVIDED INTO TWO SIDES, ONE OF SAID DEVICES PROVIDING SAID PREDETERMINED INFORMATION SIGNALS AT PREDETERMINED TIMES FOR UTILIZATION THEREOF BY ANOTHER OF SAID DEVICES AT THE OPPOSITE END OF THE CIRCUIT, THREE ELEMENTS EACH HAVING A FIRST ELECTRODE AND TWO OTHER ELECTRODES, SAID OTHER ELECTRODES BEING COUPLED IN SERIES IN SAID CIRCUIT, ONE OF THE ELEMENTS BEING IN ONE SIDE OF SAID CIRCUIT AND THE OTHER TWO BEING DIRECTLY COUPLED IN THE OTHER SIDE THEREOF, EACH OF SAID ELEMENTS HAVING CONDUCTIVE AND NON-CONDUCTIVE STATES AS TO THE PASSAGE OF SAID INFORMATION SIGNALS BETWEEN ITS TWO
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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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |