Patent US1946175A successfully refreshed from Google Patents.
Patent US2930083A successfully refreshed from Google Patents.
US2930083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extrusion of cross-linked polyethylene and process of coating wire thereby
Assignee: General Electric Co
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Filing: 1957-08-30
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Granted: 1960-03-29
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Expires: 1977-08-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Vostovich
- 👤 Carl A Bailey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:57
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/14; B; B29; B29C; B29C48/00; B29C48/022; B29C48/03; B29C48/05; B29C48/06; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/06; B29K; B29K2101/00; B29K2101/10; B29K2301/00; B29K2301/10; Y; Y10; Y10S; Y10S8/00; Y10S8/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A PROCESS FOR EXTRUDING POLYETHYLENE WHICH COMPRISES MIXING WITH POLYETHYLENE FROM 10% TO 35% OF THE QUANTITY NECESSARY FOR OPTIMUM CROSS-LINKING OF A PEROXIDE ILN WHICH EACH OF THE PEROXIDE OXYGENS IS LINKED DIRECTLY TO A TERTIARY CARBON ATOM WHOSE REMAINING VALENCES ARE ATTACHED TO RADICALS SELECTED FROM THE GROUP CONSISTING OF ALKYL, CYCLOALKYL, ALKYL CYCLOALKYL, ARYL, AND ARALYKLY, CURING SAID MIXTURE TO EFFECT A GEL STRUCTURE THEREIN, MIXING THEREWITH THE REMAINING 65% TO 90% OF SAID PEROXIDE, EXTRUDING SAID COMPOSITION, AND CONTACTING THE EXTRUDED PRODUCT WITH STEAM AT THE CURING TEMPERATURE TO EFFECT THE CURE THEREOF.
Claim 2
Dependent Claim
97 words
A PROCESS FOR EXTRUDING POLYETHYLENE WHICH COMPRISES MIXING WITH POLYETHYLENE FROM 10% TO 35% OF THE QUANTITY NECESSARY FOR OPTIMUM CROSS-LINKING OF A PEROXIDE ILN WHICH EACH OF THE PEROXIDE OXYGENS IS LINKED DIRECTLY TO A TERTIARY CARBON ATOM WHOSE REMAINING VALENCES ARE ATTACHED TO RADICALS SELECTED FROM THE GROUP CONSISTING OF ALKYL, CYCLOALKYL, ALKYL CYCLOALKYL, ARYL, AND ARALYKLY, CURING SAID MIXTURE TO EFFECT A GEL STRUCTURE THEREIN, MIXING THEREWITH THE REMAINING 65% TO 90% OF SAID PEROXIDE, EXTRUDING SAID COMPOSITION, AND CONTACTING THE EXTRUDED PRODUCT WITH STEAM AT THE CURING TEMPERATURE TO EFFECT THE CURE THEREOF.
References Cited (Backward Citations)
US2322483A
Cited
US2528523A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |