Patent US3536963A successfully refreshed from Google Patents.
US3536963A
Expired / Lapsed
US
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Electrolytic capacitor having carbon paste electrodes
Assignee: Standard Oil Co
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Filing: 1968-05-29
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Granted: 1970-10-27
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Expires: 1988-05-29
Abstract
No abstract record available.
Inventors
- 👤 Donald L Boos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:49
CPC Classifications
H; H01; H01G; H01G11/00; H01G11/22; H01G11/30; H01G11/32; H01G11/34; Y; Y02; Y02E; Y02E60/00; Y02E60/13
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) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |