US3214647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inert electrodes for electrochemical devices
Assignee: Union Carbide Corp
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Filing: 1961-01-24
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Granted: 1965-10-26
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Expires: 1981-01-24
Abstract
No abstract record available.
Inventors
- 👤 Demetrios V Louzos
- 👤 Robert A Powers
- 👤 Jr William G Darland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:55
CPC Classifications
H; H01; H01G; H01G11/00; H01G11/02; H01G11/22; H01G11/26; H01G11/30; H01G11/32; H01G11/40; H01G11/78; H01G11/80; H01G11/82; H01G9/00; H01G9/22; Y; Y02; Y02E; Y02E60/00; Y02E60/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
IN A SOLUTION DEVICE COMPRISING A BODY DIVIDED INTO TWO COMPARTMENTS, EACH OF SAID COMPARTMENTS CONTAINING AN ELECTROLYTE SOLUTION OF A REVERSIBLE REDOX SYSTEM, SAID COMPARTMENTS BEING CONNECTED THROUGH AN ELECTROLYTICALLY CONDUCTIVE PATH, AND AN ELECTRODE WITHIN EACH OF SAID COMPARTMENTS IN CONTACT WITH SAID ELECTROLYTE SOLUTION; THE IMPROVEMENT IN SAID ELECTRODE OF SAID COMPARTMENTS IN WHICH SAID ELECTRODE IS COMPOSED OF A FLEXIBLE FABRIC, THE INDIVIDUAL FIBERS OF WHICH ARE COMPOSED OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF CARBON, GRAPHITE AND MIXTURES THEREOF.
Claim 2
Dependent Claim
86 words
IN A SOLUTION DEVICE COMPRISING A BODY DIVIDED INTO TWO COMPARTMENTS, EACH OF SAID COMPARTMENTS CONTAINING AN ELECTROLYTE SOLUTION OF A REVERSIBLE REDOX SYSTEM, SAID COMPARTMENTS BEING CONNECTED THROUGH AN ELECTROLYTICALLY CONDUCTIVE PATH, AND AN ELECTRODE WITHIN EACH OF SAID COMPARTMENTS IN CONTACT WITH SAID ELECTROLYTE SOLUTION; THE IMPROVEMENT IN SAID ELECTRODE OF SAID COMPARTMENTS IN WHICH SAID ELECTRODE IS COMPOSED OF A FLEXIBLE FABRIC, THE INDIVIDUAL FIBERS OF WHICH ARE COMPOSED OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF CARBON, GRAPHITE AND MIXTURES THEREOF.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |