US3609468A
Expired / Lapsed
US
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Paste composition for an electrolytic condenser and electrolytic condenser containing same
Assignee: Toshiba Corp
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Filing: 1969-02-03
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Granted: 1971-09-28
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Expires: 1989-02-03
Abstract
Abstract A paste composition for an electrolytic condenser consisting of electrolyte compounds, ethylene glycol and polyvinyl pyrrolidone. When used as an electrolyte for an electrolytic condenser, the composition furnishes the condenser with good withstand voltage properties and stable electrical properties.
Inventors
- 👤 Yasukane Kihara
- 👤 Ushimatsu Moriyama
- 👤 Yoichi Seta
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:49
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
61 words
In an electrolytic condenser containing a pair of aluminum foils electrodes, a porous layer interposed between said electrodes and a paste composition impregnated in said porous layer, a terminal fitted to each of the respective electrodes and an envelope housing the electrodes, porous layer and paste composition, the improvement wherein said paste composition consists essentially of the composition of claim 1.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-27 | 1975-03-29 | 1975-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-27 | 1979-03-29 | 1979-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-27 | 1983-03-29 | 1983-09-28 | $7700.00 | Window Closed / Lapsed |