US2923866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic condenser
Assignee: International Standard Electric Corp
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Filing: 1956-01-11
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Granted: 1960-02-02
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Expires: 1976-01-11
Abstract
No abstract record available.
Inventors
- 👤 Wagner Manfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:47
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/04; H01G9/048; H01G9/042; H01G9/0425; H01G9/08; H01G9/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
AN ELECTROLYTIC CONDENSER IN WHICH ONE ELECTRODE ONLY HAS BEEN SUBJECTED TO THE FORMING PROCESS, COMPRISING A CASING ADAPTED TO ACT AS THE OTHER ELECTRODE, AND MEANS FOR ENLARGING THE SURFACE OF SAID OTHER ELECTRODE WHICH IS IN CONTACT WITH THE ELECTROLYTE, SAID MEANS COMPRISING A COATING OF SPONGY NOBLE METAL ON THE PARTS OF SAID OTHER ELECTRODE WHICH ARE IN CONTACT WITH THE ELECTROLYTE, SAID NOBLE METAL COMPRISING ONE OF THE NOBLE METALS OF THE GROUP CONSISTING OF PLATINUM AND PALLADIUM.
Claim 2
Dependent Claim
82 words
AN ELECTROLYTIC CONDENSER IN WHICH ONE ELECTRODE ONLY HAS BEEN SUBJECTED TO THE FORMING PROCESS, COMPRISING A CASING ADAPTED TO ACT AS THE OTHER ELECTRODE, AND MEANS FOR ENLARGING THE SURFACE OF SAID OTHER ELECTRODE WHICH IS IN CONTACT WITH THE ELECTROLYTE, SAID MEANS COMPRISING A COATING OF SPONGY NOBLE METAL ON THE PARTS OF SAID OTHER ELECTRODE WHICH ARE IN CONTACT WITH THE ELECTROLYTE, SAID NOBLE METAL COMPRISING ONE OF THE NOBLE METALS OF THE GROUP CONSISTING OF PLATINUM AND PALLADIUM.
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) | 1963-02-01 | 1963-08-03 | 1964-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-01 | 1967-08-03 | 1968-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-01 | 1971-08-03 | 1972-02-02 | $7700.00 | Window Closed / Lapsed |