US4183988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid ion-conductive electrolyte
Assignee: General Electric Co
•
Filing: 1978-11-16
•
Granted: 1980-01-15
•
Expires: 1998-11-16
Abstract
Abstract A solid ion-conductive electrolyte is described which comprises a polymer film, a plurality of solid polycrystalline ion-conductive particles embedded therein, and the particles exposed at both opposite surfaces of the film.
Inventors
- 👤 Gregory C. Farrington
- 👤 Joseph L. Weininger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:03
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/18; H01M50/00; H01M50/40; H01M50/489; H01M50/497
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
46 words
A solid ion-conductive electrolyte comprising a polymer film having opposite surfaces, a plurality of solid polycrystalline ion-conductive particles embedded therein, and the particles exposed at both opposite surfaces of the film said particles are selected from the group consisting of beta-aluminas, beta "-aluminas, and mixtures thereof.
Claim 2
Dependent Claim
46 words
A solid ion-conductive electrolyte comprising a polymer film having opposite surfaces, a plurality of solid polycrystalline ion-conductive particles embedded therein, and the particles exposed at both opposite surfaces of the film said particles are selected from the group consisting of beta-aluminas, beta "-aluminas, and mixtures thereof.
Claim 3
Dependent Claim
15 words
A solid ion-conductive electrolyte as in claim 1, in which the polymer film is polyester.
Claim 4
Dependent Claim
15 words
A solid ion-conductive electrolyte as in claim 1, in which the polymer film is polyurethane.
References Cited (Backward Citations)
US3997366A
Cited
US3976505A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-01-14 | 1983-07-16 | 1984-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-01-14 | 1987-07-16 | 1988-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-01-14 | 1991-07-16 | 1992-01-15 | $7700.00 | Window Closed / Lapsed |