US3215783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic connection line circuit
Assignee: AT&T Inc
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Filing: 1961-11-22
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Granted: 1965-11-02
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Expires: 1981-11-22
Abstract
No abstract record available.
Inventors
- 👤 Robert N Watts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:35
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/0004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
AN AUTOMATIC CONNECTION LINE CIRCUIT FOR A TELEPHONE CENTRAL OFFICE, SAID CENTRAL OFFICE INDLUCING MARKER MEANS, ORIGINATING REGISTER MEANS, FIRST CONNECTOR MEANS FOR NORMALLY CONNECTING SAID ORIGINATING REGISTER MEANS TO SAID MARKER MEANS, AND MEANS CONTROLLED BY SAID MARKER MEANS FOR ENABLING SAID ORIGINATING REGISTER TO RECEIVE THE NECESSARY CALLING AND CALLED PARTLY INFORMATION FOR SETTING UP A CALL, SAID AUTOMATIC CONNECTION LINE CIRCUIT COMPRISING SECOND CONNECTOR MEANS, INFORMATION STORAGE MEANS CONNECTED TO SAID SECOND COMMECTOR MEANS HAVING STORED THEREIN THE NECESSARY INFORMATION FOR SETTING UP A CALL BETWEEN A PARTICULAR PAIR OF CALLING AND CALLED SUBSTATIONS, AND MEANS CONTROLLED BY SAID CALLING SUBSTATION GOING OFF-HOOK FOR TRANSMITTING SAID STORED INFORMATION
Claim 2
Dependent Claim
111 words
AN AUTOMATIC CONNECTION LINE CIRCUIT FOR A TELEPHONE CENTRAL OFFICE, SAID CENTRAL OFFICE INDLUCING MARKER MEANS, ORIGINATING REGISTER MEANS, FIRST CONNECTOR MEANS FOR NORMALLY CONNECTING SAID ORIGINATING REGISTER MEANS TO SAID MARKER MEANS, AND MEANS CONTROLLED BY SAID MARKER MEANS FOR ENABLING SAID ORIGINATING REGISTER TO RECEIVE THE NECESSARY CALLING AND CALLED PARTLY INFORMATION FOR SETTING UP A CALL, SAID AUTOMATIC CONNECTION LINE CIRCUIT COMPRISING SECOND CONNECTOR MEANS, INFORMATION STORAGE MEANS CONNECTED TO SAID SECOND COMMECTOR MEANS HAVING STORED THEREIN THE NECESSARY INFORMATION FOR SETTING UP A CALL BETWEEN A PARTICULAR PAIR OF CALLING AND CALLED SUBSTATIONS, AND MEANS CONTROLLED BY SAID CALLING SUBSTATION GOING OFF-HOOK FOR TRANSMITTING SAID STORED INFORMATION
References Cited (Backward Citations)
US2261243A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |