Patent US3811946A successfully refreshed from Google Patents.
US3811946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery electrolyte composition containing the reaction product of an amine and an aldehyde
Assignee: Energy Development Associates Inc
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Filing: 1971-11-18
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Granted: 1974-05-21
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Expires: 1991-11-18
Abstract
Abstract An electrolyte composition for use in an electrical storage device such as a battery, and particularly a rechargeable secondary-type battery, comprising an aqueous solution containing a metal halide and a dendrite reducing amount of a soluble reaction product of an amine and an aldehyde.
Inventors
- 👤 H Creutz
- 👤 E Romanowski
- 👤 P Symons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:28
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/36; H01M10/365; H01M12/00; H01M12/08; H01M12/085; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
55 words
An electric energy storage device comprising an electrode area having at least one positive and one negative electrode, said negative electrode being comprised of a zinc surface, means for passing a halogen selected from the group consisting of chlorine and bromine into the electrode area and the electrolyte of claim 1 in the electrode area.
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) | 1977-05-20 | 1977-11-19 | 1978-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-05-20 | 1981-11-19 | 1982-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-05-20 | 1985-11-19 | 1986-05-21 | $7700.00 | Window Closed / Lapsed |