Patent US3202544A successfully refreshed from Google Patents.
US3202544A
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Alkaline accumulator
Assignee: Exide Technologies LLC
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Filing: 1961-06-02
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Granted: 1965-08-24
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Expires: 1981-06-02
Abstract
No abstract record available.
Inventors
- 👤 Wolf E Vielstich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:06
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/242; H01M10/00; H01M10/24; H01M4/36; H01M4/38; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
AN ALKALINE ACCUMULATOR FOR THE STORAGE OF ELECTRICAL ENERGY COMPRISING, IN COMBINATION, A NEGATIVE ELECTRODE OF RANEY NICKEL WHICH CONTAINS HYDROGEN, A POSITIVE ELECTRODE SELECTED FROM THE GROUP CONSISTING OF NICKEL HYDROXIDE AND SILVER OXIDE, AND AN ALKALINE ELECTROLYTE.
Claim 2
Dependent Claim
39 words
AN ALKALINE ACCUMULATOR FOR THE STORAGE OF ELECTRICAL ENERGY COMPRISING, IN COMBINATION, A NEGATIVE ELECTRODE OF RANEY NICKEL WHICH CONTAINS HYDROGEN, A POSITIVE ELECTRODE SELECTED FROM THE GROUP CONSISTING OF NICKEL HYDROXIDE AND SILVER OXIDE, AND AN ALKALINE ELECTROLYTE.
References Cited (Backward Citations)
US297046A
Cited
US897833A
Cited
US1955115A
Cited
US2384463A
Cited
US2928891A
Cited
US3080440A
Cited
US3132972A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |