Patent US2800616A successfully refreshed from Google Patents.
US2800616A
Expired / Lapsed
US
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Low voltage electrolytic capacitor
Assignee: General Electric Co
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Filing: 1954-04-14
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Granted: 1957-07-23
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Expires: 1974-04-14
Abstract
No abstract record available.
Inventors
- 👤 Howard I Becker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:53
CPC Classifications
H; H01; H01G; H01G11/00; H01G11/10; H01G11/22; H01G11/24; H01G11/30; H01G11/32; H01G11/44; H01G11/38; H01G11/54; H01G11/58; Y; Y02; Y02E; Y02E60/00; Y02E60/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
AN ELECTROLYTIC CAPACITOR COMPRISING A CONTAINER MADE OF INSULATING MATERIAL, AT LEAST TWO POROUS CARBONEING ELECTRODES SUPPORTED IN SPACED RELATION WITHIN THE CONTAINER, EACH OF SAID ELECTRODES HAVING A POROSITY AT LEAST AS GREAT AS FIRED TAR LAMPBLACK AND AN ELECTROLYTE IN CONTACT WITH AT LEAST PART OF EACH OF SAID ELECTRODES, SAID CAPACITOR WHEN USED IN CIRCUIT APPLICATIONS OF LESS THAN 2.5 VOLTS HAVING UNUSUALLY HIGH CAPACITANCE COMPARED WITH THAT OBTAINABLE FROM KNOWN CAPACITORS OF COMPARABLE SIZE.
Claim 2
Dependent Claim
78 words
AN ELECTROLYTIC CAPACITOR COMPRISING A CONTAINER MADE OF INSULATING MATERIAL, AT LEAST TWO POROUS CARBONEING ELECTRODES SUPPORTED IN SPACED RELATION WITHIN THE CONTAINER, EACH OF SAID ELECTRODES HAVING A POROSITY AT LEAST AS GREAT AS FIRED TAR LAMPBLACK AND AN ELECTROLYTE IN CONTACT WITH AT LEAST PART OF EACH OF SAID ELECTRODES, SAID CAPACITOR WHEN USED IN CIRCUIT APPLICATIONS OF LESS THAN 2.5 VOLTS HAVING UNUSUALLY HIGH CAPACITANCE COMPARED WITH THAT OBTAINABLE FROM KNOWN CAPACITORS OF COMPARABLE SIZE.
References Cited (Backward Citations)
US1966297A
Cited
FR648716A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-22 | 1961-01-21 | 1961-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-22 | 1965-01-21 | 1965-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-22 | 1969-01-21 | 1969-07-23 | $7700.00 | Window Closed / Lapsed |