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US3825445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrochemical cell with catalyzed acid peroxide electrolyte
Assignee: Individual
•
Filing: 1973-03-19
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Granted: 1974-07-23
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Expires: 1993-03-19
Abstract
Abstract A HIGH ENERGY DENSITY ELECTROCHEMICAL CELL OR FUEL CELL HAVING AN ANODE CONTAINING LITHIUM, CALCIUM MAGNESIUM, ZINC, OR ALUMINUM WITH AN ACID ELECTROLYTIC FUEL CONTAINING APEROXIDE CATALYZED BY A SALT OF ONE OR MORE METALS SELECTED FROM IRON, COBALT, NICKEL, AND COPPER. THE RATE OF REACTION MAY BE MODERATED BY CONCENTRATION OF SALTS OF ONE OR MORE METALS HIGH IN THE ELECTROMOTIVE SERIES OR BY A PRIMARY ALCOHOL. A PREFERRED CELL COMPRISES A CARBON CATHODE, A MAGNESIUM ANODE, AND AN AQUEOUS ELECTROLYTE CONTAINING, IN MOLES PER LITER, ABOUT 4 HYDROCHLORIC ACID, 0.6 HYDROGEN PEROXIDE, 1.2 MAGNESIUM CHLORIDE, 0.02 FERRIC CHLORIDE, AND 0.02 CUPRIC CHLORIDE.
Inventors
- 👤 Carthy R Mac
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:31
CPC Classifications
H; H01; H01M; H01M6/00; H01M8/00; H01M8/22; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
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) | 1977-07-22 | 1978-01-21 | 1978-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-22 | 1982-01-21 | 1982-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-22 | 1986-01-21 | 1986-07-23 | $7700.00 | Window Closed / Lapsed |