US3687735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing a solid ion conductive composition
Assignee: Nichicon Corp
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Filing: 1970-01-05
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Granted: 1972-08-29
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Expires: 1990-01-05
Abstract
Abstract A SOLID ELECTROLYTIC CERAMIC FORMED OF AT LEAST ONE METAL OXIDE, AN ALUMINUM COMPOUND AND A SODUM SALT WHICH AFFORDS A HIGH SODIUM ION CONCENTRATION AND HIGH CONDUCTIVITY AND AN IMPROVED METHOD OF MANUFACTURE WHEREIN THE MIXTURE OF MATERIALS ARE SINTERED TO FORM A SUBSTANTIALLY UNITARY MASS.
Inventors
- 👤 Kiyoshi Inoue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:14
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/10; C04B35/111; C04B35/113
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) | 1975-08-29 | 1976-02-28 | 1976-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-29 | 1980-02-28 | 1980-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-29 | 1984-02-28 | 1984-08-29 | $7700.00 | Window Closed / Lapsed |