US3726718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions containing lithium,potassium,sulfate and nitrate and/or nitrite ions
Assignee: Edgewell Personal Care Brands LLC
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Filing: 1970-11-25
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Granted: 1973-04-10
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Expires: 1990-11-25
Abstract
Abstract COMPOSITIONS CONTAINING LITHIUM, POTASSIUM, SULFATE AND NITRATE AND/OR NITRITE IONS BECOME GOOD IONIC CONDUCTORS AT TEMPERATURES ABOVE ABOUT 130*C. AND ARE USEFUL AS ELECTROLYTES IN ELECTROCHEMICAL DEVICES FOR USE AT TEMPERATURES IN THE IONICALLY CONDUCTIVE RANGE. IN THE COMPOSITION WHICH TO ALL APPEARANCES ISSOLID A LIQUID PHASE CONTAINING SUBSTANTIALLY ALL OF THENITRATE AND/OR NITRITE IONSIS PRESENT ENCAPSULATED BY A SOLID PHASE CONTAINING SUBSTANTIALLY ALL OF THE SULFATE IONS.
Inventors
- 👤 G Mellors
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:43
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/022; H01M; H01M6/00; H01M6/14; H01M6/18; H01M6/185
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) | 1976-04-09 | 1976-10-09 | 1977-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-09 | 1980-10-09 | 1981-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-09 | 1984-10-09 | 1985-04-10 | $7700.00 | Window Closed / Lapsed |