Patent US4030260A successfully refreshed from Google Patents.
Patent US3597277A successfully refreshed from Google Patents.
US3597277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode set for galvanic cells
Assignee: Individual
•
Filing: 1969-10-08
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Granted: 1971-08-03
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Expires: 1989-10-08
Abstract
Abstract THE FLAT-PLATE LIKE ELECTRODES IN A BATTERY, AND PARTICULARLY THOSE IN ALKALINE BUTTON CELLS, ARE FORMED IN SETS WITH PLATES HAVING IDENTICAL GEOMETRY AND BEING STACKED ABOVE ONE ANOTHER AND THEINTERCONNECTION BETWEEN ADJACENT ELECTRODE PLATES OF THE SAME SET BEING MADE WITHIN THE CONFINES OF THE STRUCTURE DEFINED BY THE STACK OF PLATES. TWO SETS OF OPPOSITE POLARITY ELECTRODES MADE IN THIS FASHION CAN BE MESHED TOGETHER WITH SUITABLE SEPARATOR AND ELECTROLYTE MATERIAL IN BETWEEN TO FORM A CONPLETED BATTERY.
Inventors
- 👤 Siegfried Dickfeldt
- 👤 Karl Steffens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:12
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/26; H01M10/00; H01M10/04; H01M10/0436; H01M10/24; H01M10/28; H01M6/00; H01M6/42; H01M6/46; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02P; Y02P70/00; Y02P70/50
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) | 1974-08-02 | 1975-02-01 | 1975-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-02 | 1979-02-01 | 1979-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-02 | 1983-02-01 | 1983-08-03 | $7700.00 | Window Closed / Lapsed |