US3345543A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid electrolytic capacitor with anodized aluminum electrode and method of making
Assignee: Individual
•
Filing: 1965-03-11
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Granted: 1967-10-03
•
Expires: 1985-03-11
Abstract
No abstract record available.
Inventors
- 👤 Sato Toshio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:44
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/0029; H01G9/0036
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
65 words
A SOLID ELECTROLYTIC CAPACITOR COMPRISING AN ALUMINUM ANODE, A DIELECTRIC OXIDE FILM ANODIZED ON THE SURFACE OF SAID ANODE, A SOLID REDUCIBLE MANGANESE DIOXIDE ELECTROLYTE LAYER INTIMATELY OVERLYING SAID DIELECTRIC FILM, SAID ELECTROLYTE LAYER BEING THE IN SITU PYROLYTIC CONVERSION PRODUCT OF A MANGANOUS SALT LAYER INCLUDING A COATING OF MANGANESE CARBONATE HYDRATE ON THE DIELECTRIC OXIDE FILM TOGETHER WITH A COATING OF MANGANESE NITRATE
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |