US4375009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shielded electrical cable
Assignee: Koninklijke Philips NV
•
Filing: 1980-12-10
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Granted: 1983-02-22
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Expires: 2000-12-10
Abstract
Abstract An electrical cable having a shielding comprised of knit or knit-graded wire having metal coatings.
Inventors
- 👤 James T. Fearnside
- 👤 Thomas P. Stephens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:43
CPC Classifications
D; D04; D04B; D04B1/00; D04B1/14; D04B1/22; D04B1/225; D04B21/00; D04B21/20; D04B21/205; H; H01; H01B; H01B11/00; H01B11/02; H01B11/06; H01B11/10; H01B11/1033
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
71 words
An electrical cable, comprising an electrically insulating sheath, a plurality of insulated electrical conductors mounted within said sheath, and shielding made from wire that is knit with said wire in the form of an integral sleeve encompassing said sheath, said wire having a steel core, a first coating of metal of greater conductivity than said steel core and a second coating of a metal having greater lubricity than the first coating.
Claim 2
Dependent Claim
71 words
An electrical cable, comprising an electrically insulating sheath, a plurality of insulated electrical conductors mounted within said sheath, and shielding made from wire that is knit with said wire in the form of an integral sleeve encompassing said sheath, said wire having a steel core, a first coating of metal of greater conductivity than said steel core and a second coating of a metal having greater lubricity than the first coating.
Claim 3
Dependent Claim
72 words
An electrical cable, comprising an electrically insulating a sheath, a plurality of insulated electrical conductors mounted within said sheath, and shielding made from wire that is knit-braided with said wire in the form of an integral sleeve encompassing said sheath, said wire having a steel core, a first coating of metal of greater conductivity than said steel core and a second coating of a metal having greater lubricity than the first coating.
Claim 4
Dependent Claim
72 words
An electrical cable, comprising an electrically insulating a sheath, a plurality of insulated electrical conductors mounted within said sheath, and shielding made from wire that is knit-braided with said wire in the form of an integral sleeve encompassing said sheath, said wire having a steel core, a first coating of metal of greater conductivity than said steel core and a second coating of a metal having greater lubricity than the first coating.
Claim 5
Dependent Claim
23 words
An electrical cable as set forth in claim 2 wherein said first coating is copper and said second coating is silver or tin.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-02-21 | 1986-08-23 | 1987-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-02-21 | 1990-08-23 | 1991-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-02-21 | 1994-08-23 | 1995-02-22 | $7700.00 | Window Closed / Lapsed |