US3309458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coaxial cable with foamed resin dielectric bound by a thin film of solid resin dielectric
Assignee: Fujikura Ltd
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Filing: 1966-03-01
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Granted: 1967-03-14
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Expires: 1986-03-01
Abstract
No abstract record available.
Inventors
- 👤 Yoshimura Masamichi
- 👤 Nato Akira
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:42
CPC Classifications
H; H01; H01B; H01B13/00; H01B13/06; H01B13/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A COAXIAL CABLE COMPRISING AN INNER CONDUCTOR, AN INSULATOR CIRCUMFERENTIALLY OF SAID INNER CONDUCTOR, SAID INSULATOR COMPRISING A BRITTLE FOAMED SYNTHETIC RESIN AND AN OUTER LAYER OF A SYNTHETIC RESIN PLIABLE IN COMPARISON WITH SAID FOAMED RESIN, HAVING A MELTING POINT NO HIGHER THAN THE MELTING POINT OF SAID FOAMED RESIN AND BONDED INTIMATELY WITH SAID FOAMED RESIN, AN OUTER TUBULAR ELECTRICAL CONDUCTOR DISPOSED COAXIALLY AND CIRCUMFERENTIALLY OF SAID INNER CONDUCTOR, SAID INSULATOR BEING DISPOSED INTERNALLY OF SAID OUTER CONDUCTOR AND EXTENDING COEXTENSIVELY WITH SAID INNER AND OUTER CONDUCTORS, AND AN OUTER INSULATING COVER CIRCUMFERETIALLY OF SAID OUT CONDUCTOR.
Claim 2
Dependent Claim
99 words
A COAXIAL CABLE COMPRISING AN INNER CONDUCTOR, AN INSULATOR CIRCUMFERENTIALLY OF SAID INNER CONDUCTOR, SAID INSULATOR COMPRISING A BRITTLE FOAMED SYNTHETIC RESIN AND AN OUTER LAYER OF A SYNTHETIC RESIN PLIABLE IN COMPARISON WITH SAID FOAMED RESIN, HAVING A MELTING POINT NO HIGHER THAN THE MELTING POINT OF SAID FOAMED RESIN AND BONDED INTIMATELY WITH SAID FOAMED RESIN, AN OUTER TUBULAR ELECTRICAL CONDUCTOR DISPOSED COAXIALLY AND CIRCUMFERENTIALLY OF SAID INNER CONDUCTOR, SAID INSULATOR BEING DISPOSED INTERNALLY OF SAID OUTER CONDUCTOR AND EXTENDING COEXTENSIVELY WITH SAID INNER AND OUTER CONDUCTORS, AND AN OUTER INSULATING COVER CIRCUMFERETIALLY OF SAID OUT CONDUCTOR.
References Cited (Backward Citations)
US3144369A
Cited
GB868532A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |