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Patent US3328515A successfully refreshed from Google Patents.
US3328515A
Expired / Lapsed
US
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Polymeric insulator with means for preventing burning due to leakage current and arcs
Assignee: General Electric Co
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Filing: 1965-08-24
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Granted: 1967-06-27
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Expires: 1985-08-24
Abstract
No abstract record available.
Inventors
- 👤 Fred C Vose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:52
CPC Classifications
H; H01; H01B; H01B17/00; H01B17/32
Claims Analysis
Total Claims: 0
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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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |