Patent US4273137A successfully refreshed from Google Patents.
US4273137A
Expired / Lapsed
US
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Electrical conductor for implantation into human body
Assignee: Individual
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Filing: 1979-12-17
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Granted: 1981-06-16
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Expires: 1999-12-17
Abstract
Abstract An electrical conductor for implantation into human body is made as a braid woven of fibers and enclosed into an insulating sheath. Each fiber is a tube made of a high-strength corrosion-proof nontoxic alloy filled with a highly conductive alloy or metal.
Inventors
- 👤 Nikolai L. Pravoverov
- 👤 Ravil N. Nazyrov
- 👤 Sergei S. Grigorov
- 👤 Lidia S. Turova
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:56
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/02; A61N1/04; A61N1/05; H; H01; H01B; H01B7/00; H01B7/0009
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
43 words
An electrical conductor for implantation into human body, comprising: an insulating sheath; conductive fibers placed in said insulating sheath; tubes made of high-strength, corrosion-proof. nontoxic alloy, forming said fibers; a filler of said tubes made of a highly electrically conductive metal or alloy.
Claim 2
Dependent Claim
43 words
An electrical conductor for implantation into human body, comprising: an insulating sheath; conductive fibers placed in said insulating sheath; tubes made of high-strength, corrosion-proof. nontoxic alloy, forming said fibers; a filler of said tubes made of a highly electrically conductive metal or alloy.
Claim 3
Dependent Claim
25 words
An electrical conductor as claimed in claim 1, wherein said tubes are made of stainless steel and said filler of silver or silver-based conductive alloys.
Claim 4
Dependent Claim
27 words
An electrical conductor as claimed in claim 1, wherein said tubes are made of cobalt-based alloys and said filler is made of silver or silver-based conductive alloys.
Claim 5
Dependent Claim
30 words
An electrical conductor as claimed in claim 1, wherein said tubes are made of cobalt-based alloys or stainless steels and said filler is made of copper or copper-based conductive alloys.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-06-15 | 1984-12-15 | 1985-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-06-15 | 1988-12-15 | 1989-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-06-15 | 1992-12-15 | 1993-06-16 | $7700.00 | Window Closed / Lapsed |