US2786088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrochemical systems
Assignee: Sprague Electric Co
•
Filing: 1952-09-09
•
Granted: 1957-03-19
•
Expires: 1972-09-09
Abstract
No abstract record available.
Inventors
- 👤 Robinson Preston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:25
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
AN ELECTROCHEMICAL SYSTEM COMPRISING AN ANODE, AN ELECTROLYTE AND A CATHODE, SAID CATHODE BEING IN CONTACT WITH IN OXIDIZING AGENT HAVING AN OXIDIZING ION IN OXIDATION-REDUCTION EQUILIBRIUM WITHIN THE SYSTEM AND SAID ANODE BEING IN ELECTRONIC CONTACT WITHA SUBSTANTIALLY INSOLUBLE ANION-EXCHANGE MATERIAL FOR SAID ION.
Claim 2
Dependent Claim
45 words
AN ELECTROCHEMICAL SYSTEM COMPRISING AN ANODE, AN ELECTROLYTE AND A CATHODE, SAID CATHODE BEING IN CONTACT WITH IN OXIDIZING AGENT HAVING AN OXIDIZING ION IN OXIDATION-REDUCTION EQUILIBRIUM WITHIN THE SYSTEM AND SAID ANODE BEING IN ELECTRONIC CONTACT WITHA SUBSTANTIALLY INSOLUBLE ANION-EXCHANGE MATERIAL FOR SAID ION.
References Cited (Backward Citations)
USRE22065E
Cited
BE491073A
Cited
US1835867A
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US1835868A
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US2057232A
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US2233281A
Cited
US2306927A
Cited
US2251399A
Cited
US2463565A
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US2526640A
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US2514415A
Cited
US2619437A
Cited
US2607809A
Cited
US2636851A
Cited
US2582973A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-18 | 1960-09-17 | 1961-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-18 | 1964-09-17 | 1965-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-18 | 1968-09-17 | 1969-03-19 | $7700.00 | Window Closed / Lapsed |