US3203834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel cell
Assignee: Leesona Corp
•
Filing: 1961-07-26
•
Granted: 1965-08-31
•
Expires: 1981-07-26
Abstract
No abstract record available.
Inventors
- 👤 Alfred W Breiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:49
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/86; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A FUEL CELL FOR THE GENERATION OF ELECTRICAL CURRENT DIRECTLY FROM A FUEL AND OXIDANT COMPRISING OF AN ELECTROLYTE, AT LEAST ONE CONDUCTIVE OXIDING ELECTRODE, AT LEAST ONE CONDUCTIVE FUEL ELECTRODE, SAID ELECTRODES BEING IN CONTACT WITH SAID ELECTROLYTE, AND MEANS FOR PROVIDING FUEL CELL REACTANTS TO SAID ELECTRODES INCLUDING REACTANT COMPARTMENTS, AT LEAST ONE OF SAID ELECTRODES COMPRISING A SUBSTANTIALLY NON-POROUS MATRIX HAVING A FIBEROUS MATERIAL PREVIOUS TO GASES AND LIQUIDS EXTENDING FROM MAJOR SURFACE TO MAJOR SURFACE THEREOF, SAID FIBEROUS MATERIAL BEING IN CONTACT WITH SAID ELECTROLYTE AND A REACTANT COMPARTMENT, SAID NON-POROUS MATRIX BEING SELECTED FROM THE GROUP CONSISTING OF PLASTIC AND MALLEABLE METALS.
Claim 2
Dependent Claim
107 words
A FUEL CELL FOR THE GENERATION OF ELECTRICAL CURRENT DIRECTLY FROM A FUEL AND OXIDANT COMPRISING OF AN ELECTROLYTE, AT LEAST ONE CONDUCTIVE OXIDING ELECTRODE, AT LEAST ONE CONDUCTIVE FUEL ELECTRODE, SAID ELECTRODES BEING IN CONTACT WITH SAID ELECTROLYTE, AND MEANS FOR PROVIDING FUEL CELL REACTANTS TO SAID ELECTRODES INCLUDING REACTANT COMPARTMENTS, AT LEAST ONE OF SAID ELECTRODES COMPRISING A SUBSTANTIALLY NON-POROUS MATRIX HAVING A FIBEROUS MATERIAL PREVIOUS TO GASES AND LIQUIDS EXTENDING FROM MAJOR SURFACE TO MAJOR SURFACE THEREOF, SAID FIBEROUS MATERIAL BEING IN CONTACT WITH SAID ELECTROLYTE AND A REACTANT COMPARTMENT, SAID NON-POROUS MATRIX BEING SELECTED FROM THE GROUP CONSISTING OF PLASTIC AND MALLEABLE METALS.
References Cited (Backward Citations)
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Cited
US1831406A
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US2384463A
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US2713550A
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US2773561A
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US2860175A
Cited
US3057943A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |