US3100136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making polyethylene-insulated power cables
Assignee: Ericsson Inc
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Filing: 1959-06-18
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Granted: 1963-08-06
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Expires: 1979-06-18
Abstract
No abstract record available.
Inventors
- 👤 D Ascoli Ralph Gregory
- 👤 Ebel Lawrence Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 15:54
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/308; H01B13/00; H01B13/06; H01B13/065; H01B9/00; H01B9/02; H01B9/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A METHOD FOR FORMING AN INTIMATE BOND BETWEEN AN ELECTROSTATIC SHIELD AND POLYETHLENE INSULATION SURROUNDING AN ELECTRICAL CONDUCTOR TO PROTECT THE INSULATION AGAINST THE DEVELOPMENT OF FOCAL POINTS AT WHICH CORONA DISCHARGE MIGHT OCCUR WHICH COMPRISES COATING A METALLIC CONDUCTOR WITH A CONTINUOUS SEMICONDUCTIVE FILM CONSISTING ESSENTIALLY OF FROM 25 TO 50 PERCENT BY WIEGHT OF METHLYATED PARAFFIN, FROM 20 TO 60 PERCENT BY WEIGHT OF A POLYMER SELECTED FROM THE GROUP CONSISTING OF POLYVINYL ACETATE AND CHLORINATED PARAFFINS, AND FROM ABOUT TO TO
Claim 2
Independent Claim
84 words
A METHOD FOR FORMING AN INTIMATE BOND BETWEEN AN ELECTROSTATIC SHIELD AND POLYETHLENE INSULATION SURROUNDING AN ELECTRICAL CONDUCTOR TO PROTECT THE INSULATION AGAINST THE DEVELOPMENT OF FOCAL POINTS AT WHICH CORONA DISCHARGE MIGHT OCCUR WHICH COMPRISES COATING A METALLIC CONDUCTOR WITH A CONTINUOUS SEMICONDUCTIVE FILM CONSISTING ESSENTIALLY OF FROM 25 TO 50 PERCENT BY WIEGHT OF METHLYATED PARAFFIN, FROM 20 TO 60 PERCENT BY WEIGHT OF A POLYMER SELECTED FROM THE GROUP CONSISTING OF POLYVINYL ACETATE AND CHLORINATED PARAFFINS, AND FROM ABOUT TO TO
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) | 1966-08-05 | 1967-02-04 | 1967-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-05 | 1971-02-04 | 1971-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-05 | 1975-02-04 | 1975-08-06 | $7700.00 | Window Closed / Lapsed |