US3252837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel cell
Assignee: Monsanto Research Corp
•
Filing: 1961-05-08
•
Granted: 1966-05-24
•
Expires: 1981-05-08
Abstract
No abstract record available.
Inventors
- 👤 Charles N Satterfield
- 👤 John O Smith
- 👤 Kenneth L Mchugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:48
CPC Classifications
H; H01; H01M; H01M8/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A FUEL CELL COMPRISING A PAIR OF SPACED INERT ELECTRODES IN ELECTRICAL CONTACT WITH EACH OTHER THROUGH AN UNDIVIDED AQUEOUS ELECTROLYTE, ONE OF SAID ELECTRODES BEING CONTINUOUSLY MAINTAINED IN CONTACT WITH A LIQUID ALKANOL OF FROM 1 TO 3 CARBON ATOMS AS FUEL, WHILE THE OTHER OF SAID ELECTRODES IS CONTINUOUSLY MAINTAINED IN CONTACT WITH AN AQUEOUS OXIDIZING AGENT SELECTED FROM THE CLASS CONSISTING OF HYDROGEN PEROXIDE, REDUCIBLE INORGANIC OXIDES AND OXY ACIDS, AND THE ALKALI METAL AND ALKALINE EARTH METAL SALTS OF SAID OXY ACIDS, SAID AQUEOUS OXIDIZING AGENT BEING SUPPLIED TO SAID ELECTRODE BY INTRODUCTION THEREOF AT THE ELECTRODE.
Claim 2
Dependent Claim
101 words
A FUEL CELL COMPRISING A PAIR OF SPACED INERT ELECTRODES IN ELECTRICAL CONTACT WITH EACH OTHER THROUGH AN UNDIVIDED AQUEOUS ELECTROLYTE, ONE OF SAID ELECTRODES BEING CONTINUOUSLY MAINTAINED IN CONTACT WITH A LIQUID ALKANOL OF FROM 1 TO 3 CARBON ATOMS AS FUEL, WHILE THE OTHER OF SAID ELECTRODES IS CONTINUOUSLY MAINTAINED IN CONTACT WITH AN AQUEOUS OXIDIZING AGENT SELECTED FROM THE CLASS CONSISTING OF HYDROGEN PEROXIDE, REDUCIBLE INORGANIC OXIDES AND OXY ACIDS, AND THE ALKALI METAL AND ALKALINE EARTH METAL SALTS OF SAID OXY ACIDS, SAID AQUEOUS OXIDIZING AGENT BEING SUPPLIED TO SAID ELECTRODE BY INTRODUCTION THEREOF AT THE ELECTRODE.
References Cited (Backward Citations)
US311853A
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CA625183A
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US870985A
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US1039949A
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GB441327A
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US2384463A
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US2830109A
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US2925454A
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US2991325A
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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) | 1969-05-23 | 1969-11-22 | 1970-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-23 | 1973-11-22 | 1974-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-23 | 1977-11-22 | 1978-05-24 | $7700.00 | Window Closed / Lapsed |