Patent US3657008A successfully refreshed from Google Patents.
US3657008A
Expired / Lapsed
US
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Polyester wire insulation
Assignee: Goodyear Tire and Rubber Co
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Filing: 1970-02-02
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Granted: 1972-04-18
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Expires: 1990-02-02
Abstract
Abstract The invention relates to insulation coatings for wire consisting of an outer jacket coating of highly crystallizable polyester resin and an undercoat of softer less crystallizable polyester resin.
Inventors
- 👤 Clyde E Gleim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:50
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/308; H01B3/42; H01B3/421; H01B3/422; H01B3/423; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/2942; Y10T428/2947; Y10T428/31504; Y10T428/31678; Y10T428/31681
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
29 words
A polyester insulation coated electrical conductor wire consisting essentially of a conductor wire base with an undercoat comprising 70/10/20 poly(ethylene terephthalate/isophthalate/sebacate) copolyester and a jacket coat comprising poly(ethylene terephthalate).
Claim 2
Dependent Claim
28 words
An insulation coated conductor wire consisting essentially of a conductor wire base with an undercoat comprising 70/10/20 poly(ethylene terephthalate/isophthalate/sebacate) copolyester, and wherein the jacket coat comprises poly(tetramethylene terephthalate).
Claim 3
Dependent Claim
28 words
A polyester insulation coated electrical conductor wire consisting essentially of a conductor wire base with an undercoat comprising 70/30 poly(ethylene terephthalate/isophthalate) and a jacket coat comprising poly(ethylene terephthalate).
Claim 4
Dependent Claim
28 words
A polyester insulated coated electrical conductor wire consisting essentially of a conductor wire base with an undercoat comprising 70/30 poly(ethylene/neopentyl terephthalate) and a jacket coat comprising poly(ethylene terephthalate).
References Cited (Backward Citations)
US2965613A
Cited
US3022200A
Cited
US3201276A
Cited
US3427287A
Cited
US3240626A
Cited
US3296024A
Cited
US3386960A
Cited
US3372148A
Cited
US3423281A
Cited
US3374114A
Cited
US3378402A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-04-18 | 1975-10-18 | 1976-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-18 | 1979-10-18 | 1980-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-18 | 1983-10-18 | 1984-04-18 | $7700.00 | Window Closed / Lapsed |