Patent US3048651A successfully refreshed from Google Patents.
US3048651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated coil and method of making same
Assignee: General Electric Co
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Filing: 1957-08-02
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Granted: 1962-08-07
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Expires: 1977-08-02
Abstract
No abstract record available.
Inventors
- 👤 Charles F Howard
- 👤 John J Keane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:14
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/32; H02K3/34
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
81 words
AN INSULATED CONDUCTOR COMPRISING A BAR OF CURRENT CONDUCTIVE MATERIAL HAVING A BASE LAYER OF DICUMYL PEROXIDE CATALYST POLYETHYLENE UNIFORMLY DISTRIBUTED ON ITS OUTER SURFACE, AN OVERLAYER OF IRRADIATED POLYETHYLENE FOLLOWED SUCCESSIVELY BY A HOMOGENOUS SECOND LAYER OF CATALYZED POLYETHYLENE AND IRRADIATED POLYETHYLENE,A LAYER OF DICUMYL PEROXIDE CATALYZED POLYETHYLENE ON SAID IRRADIATED POLYETHYLENE AND AN OUTER GRID-LIKE ARMOR OF FIBROUS POLYETHYLENE TEREPHTHALATE, SAID CATALYZED POLYETHYLENE FILLING ALL THE VOIDS AND INDENTATIONS ON SAID CONDUCTOR AND BEING UNIFORMLY DISPOSED BETWEEN SAID LAYERS
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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) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |