US3130398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical code translators
Assignee: Ericsson Telephones Ltd
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Filing: 1958-12-22
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Granted: 1964-04-21
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Expires: 1978-12-22
Abstract
No abstract record available.
Inventors
- 👤 Freedman Arye Leib
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:34
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/42
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
257 words
AN ELECTRICAL CODE TRANSLATOR COMPRISING A PLURALITY OF GROUPS OF CORES OF FERRO-MAGNETIC MATERIAL, AN INDIVIDUAL OUTPUT WIRE FOR EACH OF SAID CORES MAGNETICALLY COUPLED TO THE RESPECTIVE CORE, A PLURALITY OF INPUT WIRES, EACH INPUT WIRE BEING MAGNETICALLY COUPLED TO A SET OF SAID CORES, EACH SAID SET OF CORES INCLUDING ONE CORE FROM EACH GROUP, AND INDIVIDUAL CONTROL WIRE FOR EACH GROUP OF CORES MAGNETICALLY COUPLED TO APPLY A MAGNETOMOTIVE FORCE TO ALL THE CORES OF THE RESPECTIVE GROUP IN RESPONSE TO A CONTROL SIGNAL IN SAID WIRE, INPUT MEANS AND MEANS CONNECTING SAID INPUT MEANS TO THE INPUT WIRES WHEREBY AN INPUT SIGNAL MAY BE APPLIED TO ANY SELECTED ONE OF SAID INPUT WIRES TO APPLY A MAGNETOMOTIVE FORCE TO EACH OF THE CORES MAGNETICALLY COUPLED TO SAID SELECTIVE ONE OF INPUT WIRES, EACH SAID CORE BEING RESPONSIVE TO BOTH AN INPUT SIGNAL AND A CONTROL SIGNAL IN RESPECTIVE INPUT AND CONTROL WIRES ASSOCIATED WITH SAID CORE TO CAUSE AN OUTPUT SIGNAL TO BE GENERATED IN THE OUTPUT WIRE FOR THE CORE, AND A CONTROL CIRCUIT MEANS AND MEANS CONNECTING SAID CONTROL CIRCUIT MEANS TO SAID CONTROL WIRES, SAID CONTROL CIRCUIT MEANS BEING SO CONSTRUCTED AND OPERATIVELY CONNECTED TO APPLY CONTROL SIGNALS SELECTIVELY TO SAID CONTROL WIRES IN PREDETERMINED TIMED RELATIONSHIP WITH RESPECT TO THE INPUT SIGNALS IN THE SELECTED INPUT WIRE TO CAUSE SAID OUTPUT SIGNALS FROM THE CORES OF THE SET CORRESPONDING TO THE SELECTED INPUT WIRE AND LOCATED IN THE DIFFERENT GROUPS TO BE GENERATED INDIVIDUALLY AND SELECTIVELY IN TIMED SEQUENCE.
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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) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |