US3201520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic switching matrix
Assignee: TDK Micronas GmbH
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Filing: 1961-10-16
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Granted: 1965-08-17
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Expires: 1981-10-16
Abstract
No abstract record available.
Inventors
- 👤 Bereznak John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:15
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/42; H04Q3/52; H04Q3/521; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/70; H03K17/72; H03K19/00; H03K19/02; H03K19/173; H03K19/177; H03K23/00; H03K23/002; H10; H10D; H10D84/00; H10D84/201; H10D84/204; H10D84/221; H10D84/60; H10D99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
AN AUTOMATIC SWITCHING SYSTEM COMPRISING A PLURALITY OF CASCADED MATRICES, EACH OF SAID MATRICES INCLUDING FIRST AND SECOND MULTIPLES ARRANGED TO PROVIDE INTERSECTING CROSSPOINTS, MEANS RESPONSIVE TO A SIMULTANEOUS MARKING OF THE ENDS OF A DESIRED PATH AT A MULTIPLE IN ONE OF SAID MATRICES AND A MULTIPLE IN ANOTHER OF SAID MATRICES FOR INITATING A SYSTEMATIC SEARCH SEQUENTIALLY AND INDIVIDUALLY OVER A PLURALITY OF SELF-SEEKING PATHS EXTENDED VIA RANDOMLY SELECTED CROSSPOINTS IN SAID CASCADED MATRICES, AND MEANS RESPONSIVE TO THE COMPLETION OF A FIRST OF SAID PATHS BETWEEN SAID MARKED MULTIPLES FOR TERMINATING SAID SYSTEMATIC SEARCH OVER SAID PATHS.
Claim 2
Dependent Claim
100 words
AN AUTOMATIC SWITCHING SYSTEM COMPRISING A PLURALITY OF CASCADED MATRICES, EACH OF SAID MATRICES INCLUDING FIRST AND SECOND MULTIPLES ARRANGED TO PROVIDE INTERSECTING CROSSPOINTS, MEANS RESPONSIVE TO A SIMULTANEOUS MARKING OF THE ENDS OF A DESIRED PATH AT A MULTIPLE IN ONE OF SAID MATRICES AND A MULTIPLE IN ANOTHER OF SAID MATRICES FOR INITATING A SYSTEMATIC SEARCH SEQUENTIALLY AND INDIVIDUALLY OVER A PLURALITY OF SELF-SEEKING PATHS EXTENDED VIA RANDOMLY SELECTED CROSSPOINTS IN SAID CASCADED MATRICES, AND MEANS RESPONSIVE TO THE COMPLETION OF A FIRST OF SAID PATHS BETWEEN SAID MARKED MULTIPLES FOR TERMINATING SAID SYSTEMATIC SEARCH OVER SAID PATHS.
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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |