US2994625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Accumulator electrolyte
Assignee: Yardney International Corp
•
Filing: 1958-04-24
•
Granted: 1961-08-01
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Expires: 1978-04-24
Abstract
No abstract record available.
Inventors
- 👤 Mendelsohn Meyer
- 👤 Comanor Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:42
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/24; H01M10/26; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
AN ELECTROLYTE FOR ELECTROCHEMICAL CELLS HAVING ZINC AS THE MAJOR ACTIVE MATERIAL, COMPRISING A SUBSTANTIALLY SATURATED SOLUTION OF ALUMINATE IONS IN AN AQUEOUS ALKALI MEDIUM SUBSTANTIALLY FREE FROM ZINCATE IONS.
Claim 2
Dependent Claim
30 words
AN ELECTROLYTE FOR ELECTROCHEMICAL CELLS HAVING ZINC AS THE MAJOR ACTIVE MATERIAL, COMPRISING A SUBSTANTIALLY SATURATED SOLUTION OF ALUMINATE IONS IN AN AQUEOUS ALKALI MEDIUM SUBSTANTIALLY FREE FROM ZINCATE IONS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-31 | 1965-01-30 | 1965-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-31 | 1969-01-30 | 1969-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-31 | 1973-01-30 | 1973-08-01 | $7700.00 | Window Closed / Lapsed |