Patent US2456743A successfully refreshed from Google Patents.
Patent US3204043A successfully refreshed from Google Patents.
US3204043A
Expired / Lapsed
US
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High speed electronic switching telephone system
Assignee: TDK Micronas GmbH
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Filing: 1962-12-19
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Granted: 1965-08-31
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Expires: 1982-12-19
Abstract
No abstract record available.
Inventors
- 👤 Roger E Arseneau
- 👤 Bereznak John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:57
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/42; H04Q3/52; H04Q3/521
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
AN ELECTRONIC SWITCHING SYSTEM COMPRISING A PLURALITYOF SUBSCRIBER LINES, A PLURALITY OF LINK CONTROL CIRCUITS INCLUDING VOICE GATES FOR COMPLETING CONNECTIONS, A SWITCHING NETWORK FOR SELECTIVELY CONNECTING ANY OF SAID LINES WITH AN ASSIGNED ONE OF SAID LINKS, MEANS COMPRISING A SOURCE OF RELATIVELY SHORT HIGH SPEED TIME FRAMES FOR IDENTIFYING EACH OF SAID LINES TO DETECT A REQUEST FOR A SWITCH PATH FROM A LINE THROUGH SAID NETWORK TO A LINK , AND MEANS RESPONSIVE TO THE DETECTION OF A REQUEST FOR A SWITCH PATH FOR MOMENTARILY SLOWING SAID SOURCE TO PROVIDE A RELATIVELY LONG LOW SPEED TIME FRAME DURING WHICH SAID REQUESTED PATH IS COMPLETED.
Claim 2
Dependent Claim
107 words
AN ELECTRONIC SWITCHING SYSTEM COMPRISING A PLURALITYOF SUBSCRIBER LINES, A PLURALITY OF LINK CONTROL CIRCUITS INCLUDING VOICE GATES FOR COMPLETING CONNECTIONS, A SWITCHING NETWORK FOR SELECTIVELY CONNECTING ANY OF SAID LINES WITH AN ASSIGNED ONE OF SAID LINKS, MEANS COMPRISING A SOURCE OF RELATIVELY SHORT HIGH SPEED TIME FRAMES FOR IDENTIFYING EACH OF SAID LINES TO DETECT A REQUEST FOR A SWITCH PATH FROM A LINE THROUGH SAID NETWORK TO A LINK , AND MEANS RESPONSIVE TO THE DETECTION OF A REQUEST FOR A SWITCH PATH FOR MOMENTARILY SLOWING SAID SOURCE TO PROVIDE A RELATIVELY LONG LOW SPEED TIME FRAME DURING WHICH SAID REQUESTED PATH IS COMPLETED.
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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |