Patent US3588629A successfully refreshed from Google Patents.
US3588629A
Expired / Lapsed
US
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Electrolytic capacitor with support members as terminals
Assignee: Sprague Electric Co
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Filing: 1969-05-07
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Granted: 1971-06-28
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Expires: 1989-05-07
Abstract
Abstract A SOLID ELECTROLYTE CAPACITOR ASSEMBLY IS PROVIDED WHICH ELIMINATES THE CONVENTIONAL EXTERNAL ELECTRODE LEADS. THE CAPACITOR IS MOUNTED ON A CONDUCTIVE SUBSTRATE WITH CONTACT BEING MADE BY THE ELECTRODES TO ELECTRICALLY ISOLATED PORTIONS OF THE SUBSTRATE. APPROPRIATE LOCATIONS ON THE UNDERSIDE OF THE SUBSTRATE ARE AVAILABLE FOR INTERCONNECTION TO PRINTED CIRCUIT BOARDS OR THE LIKE.
Inventors
- 👤 Richard J Millard
- 👤 Warren A Larson
- 👤 David G Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:37
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/008; H01G9/012
Claims Analysis
Total Claims: 0
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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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |