Patent US2745898A successfully refreshed from Google Patents.
US2745898A
Expired / Lapsed
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Insulated electric conductors
Assignee: General Electric Co
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Filing: 1952-09-20
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Granted: 1956-05-15
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Expires: 1972-09-20
Abstract
No abstract record available.
Inventors
- 👤 Dallas T Hurd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:08
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/02; H01B3/10; H01B3/105; H01B1/00; H01B1/06; H01B1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
AN INSULATED ELECTRIC CONDUCTOR COMPRISING THE COMBINATION OF A BASE CONDUCTOR HAVING A CUPREOUS SURFACE, AN ADHERENT FILM THEREON OF ANODIC BLACK COPPER OXIDE FORMED BY ANODIZATION OF SAID CUPREOUS SURFACE IN AN AQUEOUS ALKALINE SOLUTION, AND AN ADHERENT SHEATH OF INSULATION THEREON CONSISTING OF RESINOUS MATERIAL WHICH IS CAPABLE OF ADHERING TO SAID OXIDE FILM.
Claim 2
Dependent Claim
56 words
AN INSULATED ELECTRIC CONDUCTOR COMPRISING THE COMBINATION OF A BASE CONDUCTOR HAVING A CUPREOUS SURFACE, AN ADHERENT FILM THEREON OF ANODIC BLACK COPPER OXIDE FORMED BY ANODIZATION OF SAID CUPREOUS SURFACE IN AN AQUEOUS ALKALINE SOLUTION, AND AN ADHERENT SHEATH OF INSULATION THEREON CONSISTING OF RESINOUS MATERIAL WHICH IS CAPABLE OF ADHERING TO SAID OXIDE FILM.
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) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |