Patent US3211587A successfully refreshed from Google Patents.
US3211587A
Expired / Lapsed
US
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Nickel electrode for electrochemical cell
Assignee: Gulton Industries Inc
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Filing: 1962-01-04
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Granted: 1965-10-12
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Expires: 1982-01-04
Abstract
No abstract record available.
Inventors
- 👤 Robert C Shair
- 👤 Harvey N Seiger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:27
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/36; H01M4/48; H01M4/52; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
75 words
IN COMBINATION WITH AN ELECTROCHEMICAL CELL, A NICKEL ELECTRODE COMPRISING AN ELECTRICALLY CONDUCTIVE POROUS STRUCTURE HAVING THEREON A FUNCTIONALLY ACTIVE MATERIAL CONSISTING ESSENTIALLY OF A HYDROXIDE OF NICKEL AND A MINOR PROPORTION OF AT LEAST ONE BARIUM COMPOUND SELECTED FROM THE GROUP CONSISTING OF BARIUM HYDROXIDE AND BARIUM OXIDE, SAID BARIUM COMPOUND BEING CHARACTERIZED BY BEING CAPABLE OF SUBSTANTIALLY REDUCING THE RATE AT WHICH CAPACITY DECAY BY WAY OF SELF-DISCHARGE OCCURS IN AN ELECTROCHEMICAL CELL.
References Cited (Backward Citations)
US2697730A
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US917875A
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US1640710A
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US2003609A
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US2042840A
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GB782394A
Cited
US2942050A
Cited
US2969414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |