US3459877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric cable
Assignee: Ericsson Inc
•
Filing: 1965-01-18
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Granted: 1969-08-05
•
Expires: 1985-01-18
Abstract
No abstract record available.
Inventors
- 👤 Kenneth R Bullock
- 👤 Harry M Tomlinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:53
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/17; H01B7/18; H01B7/20; H01B7/202; H01B11/00; H01B11/02; H01B11/06; H01B11/10; H01B11/1016
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
A LARGE-DIAMETER, STRAIGHT-SURFACED, COMMUNICATION CABLE COMPRISING: (A) A CORE SUBSTANTIALLY CIRCULAR IN SECTION, (A) SAID CORE COMPRISING A PLURALITY OF INSULATED ELECTRICAL CONDUCTORS, AND (B) SAID CORE HAVING A DIAMETER OF AT LEAST 0.75 INCH, (B) A METALLIC SHIELD SURROUNDING SAID CORE, (A) SAID SHIELD BEING FORMED FROM UNSUPPORTED METAL STRIP NO GREATER THAN 0.015 INCH THICK, (B) SAID SHIELD HAVING EDGES PARALLEL TO THE AXIS OF SAID CABLE, (C) SAID EDGES OVERLAPPING TO PROVIDE A DOUBLE THICKNESS OF SAID SHIELD LENGTHWISE OF SAID CABLE, AND (D) SAID SHIELD BEING STRAIGHT-SURFACED AND FREE FROM CORRUGATIONS, (C) AN ADHESIVE COATING BONDED TO THE OUTER SURFACE OF SAID STRIP (A) SAID COATING SEALING TOGETHER SAID DOUBLE THICKNESS OF SAID SHIELD, AND (D) A TUBULAR PROTECTIVE JACKET SURROUNDING SAID SHIELD, (A) SAID JACKET BEING AT LEAST 0.03 INCH IN WALL THICKNESS, AND (B) SAID JACKET HAVING SUBSTANTIALLY ITS ENTIRE INNER SURFACE BONDED TO SAID SHIELD BY MEANS OF SAID COATING, (E) SAID CABLE BEING BENDABLE AROUND A MANDREL 6 TIMES ITS OWN DIAMETER WITHOUT CRACKING SAID SHIELD.
Claim 2
Dependent Claim
174 words
A LARGE-DIAMETER, STRAIGHT-SURFACED, COMMUNICATION CABLE COMPRISING: (A) A CORE SUBSTANTIALLY CIRCULAR IN SECTION, (A) SAID CORE COMPRISING A PLURALITY OF INSULATED ELECTRICAL CONDUCTORS, AND (B) SAID CORE HAVING A DIAMETER OF AT LEAST 0.75 INCH, (B) A METALLIC SHIELD SURROUNDING SAID CORE, (A) SAID SHIELD BEING FORMED FROM UNSUPPORTED METAL STRIP NO GREATER THAN 0.015 INCH THICK, (B) SAID SHIELD HAVING EDGES PARALLEL TO THE AXIS OF SAID CABLE, (C) SAID EDGES OVERLAPPING TO PROVIDE A DOUBLE THICKNESS OF SAID SHIELD LENGTHWISE OF SAID CABLE, AND (D) SAID SHIELD BEING STRAIGHT-SURFACED AND FREE FROM CORRUGATIONS, (C) AN ADHESIVE COATING BONDED TO THE OUTER SURFACE OF SAID STRIP (A) SAID COATING SEALING TOGETHER SAID DOUBLE THICKNESS OF SAID SHIELD, AND (D) A TUBULAR PROTECTIVE JACKET SURROUNDING SAID SHIELD, (A) SAID JACKET BEING AT LEAST 0.03 INCH IN WALL THICKNESS, AND (B) SAID JACKET HAVING SUBSTANTIALLY ITS ENTIRE INNER SURFACE BONDED TO SAID SHIELD BY MEANS OF SAID COATING, (E) SAID CABLE BEING BENDABLE AROUND A MANDREL 6 TIMES ITS OWN DIAMETER WITHOUT CRACKING SAID SHIELD.
References Cited (Backward Citations)
US3136676A
Cited
GB886417A
Cited
FR1261740A
Cited
GB968061A
Cited
US3244799A
Cited
US3233036A
Cited
US3309455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |