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US3084232A
Expired / Lapsed
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Testing and half-tapping means for telephone lines
Assignee: Individual
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Filing: 1962-04-09
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Granted: 1963-04-02
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Expires: 1982-04-09
Abstract
No abstract record available.
Inventors
- 👤 Peter M Buhlcr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:53
CPC Classifications
H; H04; H04M; H04M3/00; H04M3/22; H04M3/26; H04M3/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A SYSTEM FOR FIELD TESTING AND HALF-TAPPING A CONDUCTOR OF A TELEPHONE LINE PAIR IN A CABLE, WHEREIN FULL VOLTAGE IS DIVIDED BETWEEN THE CONDUCTORS OF THE LINE WHEN THE LINE IS IN SERVICE AND SAID FULL VOLTAGE IS APPLIED TO ONE OF SAID CONDUCTORS, WHEN SAID LINE IS NOT IN SERVICE, COMPRISING: MEANS FOR SELECTIVELY INDICATING THE LINE VOLTAGE CONDITION; MEANS FOR TAPPING SAID INDICATING MEANS TO A CONDUCTOR OF SAID LINE THROUGH A FIRST CIRCUIT TO DETERMINE WHETHER IT IS IN SERVICE OR NOT IN SERVICE; AND MEANS FOR TAPPING SAID INDICATING MEANS TO SAID CONDUCTOR OF THE LINE THROUGH A SECOND CIRCUIT AT A POINT ADJACENT THE FIRST TAPPING CONNECTION, SAID CIRCUITS HAVING ELECTRICAL CHARACTERISTICS SUCH THAT THE INDICATION ON THE INDICATING MEANS WILL DIFFER SLIGHTLY DEPENDING UPON WHICH CIRCUIT IS CONNECTED.
Claim 2
Independent Claim
135 words
A SYSTEM FOR FIELD TESTING AND HALF-TAPPING A CONDUCTOR OF A TELEPHONE LINE PAIR IN A CABLE, WHEREIN FULL VOLTAGE IS DIVIDED BETWEEN THE CONDUCTORS OF THE LINE WHEN THE LINE IS IN SERVICE AND SAID FULL VOLTAGE IS APPLIED TO ONE OF SAID CONDUCTORS, WHEN SAID LINE IS NOT IN SERVICE, COMPRISING: MEANS FOR SELECTIVELY INDICATING THE LINE VOLTAGE CONDITION; MEANS FOR TAPPING SAID INDICATING MEANS TO A CONDUCTOR OF SAID LINE THROUGH A FIRST CIRCUIT TO DETERMINE WHETHER IT IS IN SERVICE OR NOT IN SERVICE; AND MEANS FOR TAPPING SAID INDICATING MEANS TO SAID CONDUCTOR OF THE LINE THROUGH A SECOND CIRCUIT AT A POINT ADJACENT THE FIRST TAPPING CONNECTION, SAID CIRCUITS HAVING ELECTRICAL CHARACTERISTICS SUCH THAT THE INDICATION ON THE INDICATING MEANS WILL DIFFER SLIGHTLY DEPENDING UPON WHICH CIRCUIT IS CONNECTED.
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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |