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US3240867A Expired / Lapsed US ⏱️ 0.0 years remaining

Shielded conductor in an extensible cable

Assignee: Cooper Industries LLC
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Filing: 1962-10-09
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Granted: 1966-03-15
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Expires: 1982-10-09
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Abstract

No abstract record available.

Inventors

  • 👤 Clara A Maddox

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 16:52
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/06; H01B7/065

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 86 words
IN A EXTENSIBLE AND RETRACTABLE COILED CORD THAT INCLUDES AN OUTER INSULATION SHEATH FORMED WITH A PLURALITY OF HELICAL CONVOLUTIONS, WITH THE INSULATING SHEATH SET IN SUCH HELICAL FORMATION, A PLURALITY OF INSULATED WIRES DISPOSED WITHIN THE SHEATH AND EXTENDING ALONG THE LENGTH THEREOF, A FLEXIBLE BRAIDED SHEATH PROVIDED ABOUT AT LEAST ONE OF SAID INSULATED WIRES, WHICH SHIELD COMPRISES A PLURALITY OF RIBBON-LIKE STRANDS OF A THIN, STRONG, FLEXIBLE NON-CONDUCTIVE BASE MATERIAL HAVING A THIN LAYER OF CONDUCTIVE MATERIAL BONDED TO EACH SURFACE THEREOF, SAID
Claim 2
Dependent Claim 86 words
IN A EXTENSIBLE AND RETRACTABLE COILED CORD THAT INCLUDES AN OUTER INSULATION SHEATH FORMED WITH A PLURALITY OF HELICAL CONVOLUTIONS, WITH THE INSULATING SHEATH SET IN SUCH HELICAL FORMATION, A PLURALITY OF INSULATED WIRES DISPOSED WITHIN THE SHEATH AND EXTENDING ALONG THE LENGTH THEREOF, A FLEXIBLE BRAIDED SHEATH PROVIDED ABOUT AT LEAST ONE OF SAID INSULATED WIRES, WHICH SHIELD COMPRISES A PLURALITY OF RIBBON-LIKE STRANDS OF A THIN, STRONG, FLEXIBLE NON-CONDUCTIVE BASE MATERIAL HAVING A THIN LAYER OF CONDUCTIVE MATERIAL BONDED TO EACH SURFACE THEREOF, SAID

References Cited (Backward Citations)

US2293677A Cited
US2367944A Cited
US2759990A Cited
US2764625A Cited
US2939905A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-03-14 1969-09-13 1970-03-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-03-14 1973-09-13 1974-03-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-03-14 1977-09-13 1978-03-15 $7700.00 Window Closed / Lapsed

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