US3725129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for preparing pasted nickel hydroxide electrode
Assignee: United States Department of the Air Force
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Filing: 1972-02-14
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Granted: 1973-04-03
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Expires: 1992-02-14
Abstract
Abstract A METHOD FOR PREPARING NICKEL HYDROXIDE (NIOH2) ELECTRODES IS PROVIDED BY APPLYING TO A METALLIC SUBSTRATE A LAYER OF AN AQUEOUS PASTE OF NICKEL HYDROXIDE, NICKEL POWDER AND A BINDER, COMPRESSING THE SUBSTRATE WITH ITS APPLIED LAYER OF PASTE TO REMOVE EXCESS WATER, DRYING THE PASTE, AND COMPRESSING THE SUBSTRATE AND DRIED PASTE AT A PRESSURE SUFFICIENT TO ACHIEVE INTIMATE NICKEL HYDROXIDENICKEL METAL INTERFACIAL CONTACT. THE ELECTRODES SO PREPARED ARE PARTICULARLY USEFUL FOR ELECTRICAL STORAGE BATTERIES ALTHOUGH THEY CAN BE EMPLOYED IN ELECTROLYTIC CELLS GENERALLY.
Inventors
- 👤 J Ruzzo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:07
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/32; Y; Y02; Y02E; Y02E60/00; Y02E60/10
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) | 1976-04-02 | 1976-10-02 | 1977-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-02 | 1980-10-02 | 1981-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-02 | 1984-10-02 | 1985-04-03 | $7700.00 | Window Closed / Lapsed |