Patent US3594233A successfully refreshed from Google Patents.
US3594233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rechargeable gas-polarized cell
Assignee: Yardney International Corp
•
Filing: 1968-07-19
•
Granted: 1971-07-20
•
Expires: 1988-07-19
Abstract
Abstract CELL WITH AN EXTERNAL GAS ELECTRODE ENCLOSING A PLURALITY OF REVERSIBLE METAL ELECTRODES, THE LATTER ELECTRODES BEING SEPARATED FROM ONE ANOTHER AND FROM THE GAS ELECTRODE BY INERT CONDUCTOR SCREENS SERVING AS AUXILIARY RECHARGING ELECTRODES; THE AUXILIARY ELECTRODE OR ELECTRODES PROXIMAL TO THE GAS ELECTRODE MAY BE SEPARATED THEREFROM BY A PERMEABLE INERT DIELECTRIC SPACER STORING A RESERVE QUANTITY OF LIQUID ELECTROLYTE.
Inventors
- 👤 Allen Charkey
- 👤 Frederick P Kober
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:23
CPC Classifications
H; H01; H01M; H01M12/00; H01M12/08; Y; Y02; Y02E; Y02E60/00; Y02E60/10
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) | 1974-07-19 | 1975-01-18 | 1975-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-19 | 1979-01-18 | 1979-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-19 | 1983-01-18 | 1983-07-20 | $7700.00 | Window Closed / Lapsed |