US3280267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cross-wire control circuit arrangement for communication systems
Assignee: Siemens and Halske AG
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Filing: 1963-03-08
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Granted: 1966-10-18
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Expires: 1983-03-08
Abstract
No abstract record available.
Inventors
- 👤 Feucht Hermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:02
CPC Classifications
H; H01; H01H; H01H63/00; H01H63/36; H01H63/38; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/60; H03K17/62; H03K17/6221; H04; H04Q; H04Q3/00; H04Q3/0008; H04Q3/0012
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
FOR USE IN A COMMUNICATION SYSTEM, A CIRCUIT RERANGEMENT FOR A CONTROL DEVICE CONSTRUCTED IN CROSS-WIRE FASHION, HAVING RELAY MEANS DISPOSED AT CROSSING POINTS OF LINE AND COLUMN LEADS AND AN INDIVIDUAL RECTIFIER CONNECTED IN SERIES WITH EACH RELAY WINDING FOR DECOUPLING THE SAME, HIGH RESISTANCE CIRCUIT MEANS INCLUDING BIASING RESISTORS FOR CONTINUOUSLY CONNECTING AN AUXILIARY VOLTAGE TO SAID RECTIFIERS WHICH VOLTAGE IS OPERATIVE TO BIAS ALL RECTIFIERS IN BLOCKING SENSE, AND MEANS FOR SELECTIVELY CONNECTING TO THE LINE AND COLUMN LEADS IN LOW RESISTANCE
Claim 2
Dependent Claim
85 words
FOR USE IN A COMMUNICATION SYSTEM, A CIRCUIT RERANGEMENT FOR A CONTROL DEVICE CONSTRUCTED IN CROSS-WIRE FASHION, HAVING RELAY MEANS DISPOSED AT CROSSING POINTS OF LINE AND COLUMN LEADS AND AN INDIVIDUAL RECTIFIER CONNECTED IN SERIES WITH EACH RELAY WINDING FOR DECOUPLING THE SAME, HIGH RESISTANCE CIRCUIT MEANS INCLUDING BIASING RESISTORS FOR CONTINUOUSLY CONNECTING AN AUXILIARY VOLTAGE TO SAID RECTIFIERS WHICH VOLTAGE IS OPERATIVE TO BIAS ALL RECTIFIERS IN BLOCKING SENSE, AND MEANS FOR SELECTIVELY CONNECTING TO THE LINE AND COLUMN LEADS IN LOW RESISTANCE
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |