Patent US2899614A successfully refreshed from Google Patents.
US2899614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
E pptley
Assignee: —
•
Filing: —
•
Granted: 1959-08-11
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Expires: 1976-08-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:09
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/46; H01B3/465; H01G; H01G9/00; H01G9/004; H01G9/022; H01G9/035
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
AN ELECTRICAL DEVICE COMPRISING, IN COMBINATION, ELECTRICAL CONDUCING MEANS, SAID DIELECTRIC MATERIAL IN CONTACT WITH SAID CONDUCTING MEANS, SAID DIELECTRIC MATERIAL CONMSISTING ESSENTIALLY OF A LIQUID ORGANO-SILOXANE COMPOUND CONTAINING A MINOR PROPORTION OF QUINOLINE YELLOW, THE AMOUNT OF QUINOLINE YELLOW PRESENT BEING SUFFICIENT TO STABILIZE THE DIELECTRIC MATERIAL AGAINST DETERIORATION UNDER ELECTRICAL STRESS AND ELEVATED TEMPERATURE CONDITIONS.
Claim 2
Dependent Claim
57 words
AN ELECTRICAL DEVICE COMPRISING, IN COMBINATION, ELECTRICAL CONDUCING MEANS, SAID DIELECTRIC MATERIAL IN CONTACT WITH SAID CONDUCTING MEANS, SAID DIELECTRIC MATERIAL CONMSISTING ESSENTIALLY OF A LIQUID ORGANO-SILOXANE COMPOUND CONTAINING A MINOR PROPORTION OF QUINOLINE YELLOW, THE AMOUNT OF QUINOLINE YELLOW PRESENT BEING SUFFICIENT TO STABILIZE THE DIELECTRIC MATERIAL AGAINST DETERIORATION UNDER ELECTRICAL STRESS AND ELEVATED TEMPERATURE CONDITIONS.
References Cited (Backward Citations)
US2389804A
Cited
US2802017A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |