Patent US2802897A successfully refreshed from Google Patents.
US2802897A
Expired / Lapsed
US
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Insulated electrical conductors
Assignee: General Electric Co
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Filing: 1952-07-18
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Granted: 1957-08-13
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Expires: 1972-07-18
Abstract
No abstract record available.
Inventors
- 👤 Dallas T Hurd
- 👤 Edith M Boldebuck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:01
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/38; H05K3/382; H05K3/384; H01; H01B; H01B7/00; H01B7/17; H01B7/28; H01B7/2806; H05K2201/00; H05K2201/03; H05K2201/0332; H05K2201/0335; H05K2201/0355; H05K2203/00; H05K2203/03; H05K2203/0307; H05K2203/07; H05K2203/0703; H05K2203/0723; H05K3/22; H05K3/28; H05K3/281; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10T; Y10T428/00; Y10T428/12; Y10T428/12472; Y10T428/12493; Y10T428/12535; Y10T428/12556; Y10T428/12569; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/1291; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/2942; Y10T428/2944; Y10T428/2962; Y10T428/31504; Y10T428/3154; Y10T428/31544
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
THE COMBINATION OF A COPPER CONDUCTOR, AN INSULATING SHEATH CONSISTING OF A HEAT-CONVERTED SYNTHETIC RESIN WHICH IS DELETERIOUSLY AFFECTED BY COPPER AT ELEVATED TEMPERATURES AND A SHIELDING FILM OF NICKEL INTERPOSED BETWEEN SAID WIRE AND SAID RESIN SHEATH; SAID NICKEL FILM HAVING A FROSTED SURFACE STRUCTURE WHEREBY ADHERENCE OF SUCH NICKEL TO THE CONTIGUOUS SURFACES OF THE WIRE AND THE SHEATH IS PROMOTED.
Claim 2
Dependent Claim
63 words
THE COMBINATION OF A COPPER CONDUCTOR, AN INSULATING SHEATH CONSISTING OF A HEAT-CONVERTED SYNTHETIC RESIN WHICH IS DELETERIOUSLY AFFECTED BY COPPER AT ELEVATED TEMPERATURES AND A SHIELDING FILM OF NICKEL INTERPOSED BETWEEN SAID WIRE AND SAID RESIN SHEATH; SAID NICKEL FILM HAVING A FROSTED SURFACE STRUCTURE WHEREBY ADHERENCE OF SUCH NICKEL TO THE CONTIGUOUS SURFACES OF THE WIRE AND THE SHEATH IS PROMOTED.
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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) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |