US3796604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lithium base electrochemical generator
Assignee: SAFT Societe des Accumulateurs Fixes et de Traction SA
•
Filing: 1972-03-06
•
Granted: 1974-03-12
•
Expires: 1992-03-06
Abstract
Abstract AN ELECTROCHEMICAL GENERATOR WITH A NON-AQUEOUS ELECTROLYTE AND A NEGATIVE ELECTRODE, WHICH MAINLY CONTAINS LITHIUM. THE POSITIVE ACTIVE MATERIAL COMPRISES AT LEAST A FLUORINATED HYDROCARBON POLYMER AND A COMPOUND WHICH CAB BE REDUCED TO THE METALLIC STATE WHEN DISCHARGE OCCURS AND PREFERABLY HAVING A VALUE IN THE DISCHARGED STATE IN THE VICINITY OF THAT OF THE FLUORINATED POLYMER. THE SOLVENT OF THE ELECTROLYTE IS A MIXTURE OF TETRAHYDROFURANDIMETHOXYETHANE OR TETRAHYDROFURAN-DIMETHYLETHER OF DIETHYLENE GLYCOL, OR DIOXOLANE.
Inventors
- 👤 J Gabano
- 👤 Y Jumel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:10
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1977-03-11 | 1977-09-10 | 1978-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-11 | 1981-09-10 | 1982-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-11 | 1985-09-10 | 1986-03-12 | $7700.00 | Window Closed / Lapsed |