US3288945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for visually identifying conductor pairs in a multiconductor telephone cable with multidigital numbers
Assignee: AT&T Inc
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Filing: 1963-10-10
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Granted: 1966-11-29
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Expires: 1983-10-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Irving M Mcnair
- 👤 Charles A Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:53
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/50; G01R31/58; G01R31/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
IN COMBINATION, A CABLE INCLUDING A PLURALITY OF CONDUCTORS CONNECTING A CENTRAL OFFICE TO A REMOTE LOCATION, SIGNALING MEANS AT SIAD CENTRAL OFFICE TO SEQUENTIALLY APPLY A SIGNAL TO EACH ONE OF SAID CONDUCTORS, COUNTING MEANS AT SAID REMOTE LOCATION TO SEQUENTIALLY ADVANCE IN SYNCHRONISM WITH SAID SIGNALING MEANS, PROBING MEANS AT SAID REMOTE LOCATION TO DETECT SIGNALS ON INDIVIDUAL ONES OF SAID CONDUCTORS, AND MEANS RESPONSIVE TO SAID DETECTED SIGNAL TO INDICATE THE STATE OF SAID COUNTING MEANS.
Claim 2
Dependent Claim
79 words
IN COMBINATION, A CABLE INCLUDING A PLURALITY OF CONDUCTORS CONNECTING A CENTRAL OFFICE TO A REMOTE LOCATION, SIGNALING MEANS AT SIAD CENTRAL OFFICE TO SEQUENTIALLY APPLY A SIGNAL TO EACH ONE OF SAID CONDUCTORS, COUNTING MEANS AT SAID REMOTE LOCATION TO SEQUENTIALLY ADVANCE IN SYNCHRONISM WITH SAID SIGNALING MEANS, PROBING MEANS AT SAID REMOTE LOCATION TO DETECT SIGNALS ON INDIVIDUAL ONES OF SAID CONDUCTORS, AND MEANS RESPONSIVE TO SAID DETECTED SIGNAL TO INDICATE THE STATE OF SAID COUNTING MEANS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |