US3210461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical stress-grading coatings
Assignee: Westinghouse Electric Corp
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Filing: 1962-10-12
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Granted: 1965-10-05
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Expires: 1982-10-12
Abstract
No abstract record available.
Inventors
- 👤 Berg Daniel
- 👤 Paul J Malinaric
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:53
CPC Classifications
H; H02; H02G; H02G15/00; H02G15/02; H02G15/06; H02G15/064; H02G15/068; H01; H01B; H01B1/00; H01B1/20; H01B1/24; H01B17/00; H01B17/26; H01B17/28; H01B3/00; H01B3/18; H01B3/30; H01B3/308; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/3154; Y10T428/31652; Y10T428/31667
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
AN ELECTRICAL STRESS-GRADING COMPOSITION COMPRISING, IN COMBINATION, AN ADMIXTURE OF A LIQUID RESIN, PARTICULATED NON-LINEAR SILICON CARBIDE AND FROM 0.5% TO 4%, BASED ON THE WEIGHT OF NON-LINEAR SILICON CARBIDE, OF PARTICULATED CARBON.
Claim 2
Dependent Claim
33 words
AN ELECTRICAL STRESS-GRADING COMPOSITION COMPRISING, IN COMBINATION, AN ADMIXTURE OF A LIQUID RESIN, PARTICULATED NON-LINEAR SILICON CARBIDE AND FROM 0.5% TO 4%, BASED ON THE WEIGHT OF NON-LINEAR SILICON CARBIDE, OF PARTICULATED CARBON.
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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |