US3331848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microbial oxygenated fuel cell
Assignee: Mobil Oil AS
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Filing: 1962-07-11
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Granted: 1967-07-18
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Expires: 1982-07-11
Abstract
No abstract record available.
Inventors
- 👤 John B Davis
- 👤 Henry F Yarbrough
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:14
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/16; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A PROCESS FOR OBTAINING ELECTRICAL POWER FROM THE METABOLIC PROCESSES OF A MICROORGANISM CAPABLE OF METABOLIZING AN OXYGEN CONTAINING ORGANIC COMPOUND WHICH COMPRISES PLACING LIVING CELLS OF THE SAID MICROOGANISM IN THE ANAEROBIC HALF-CELL OF A FUEL-CELL CONTAINING AN ELECTROLYTE; ADDING TO THE SAID HALF-CELL AS AN EXTRACELLULAR FUEL AN ORGANIC COMPOUND CONTAINING CHEMICALLY BOUND OXYGEN AND BEING A FOOD FOR SAID MICROOGANISM; ALLOWING SAID MICROORGANISMS TO FEED ON SAID FOOD AT A PH OF ABOUT 6.0 TO ABOUT 8.0 THEREBY RELEASING ELECTRONS TO AN EXTERNAL CIRCUIT; REDUCING OXYGEN IN THE CATHODIC HALFCELL AT A CATHODE CONNECTED TO SAID EXTERNAL CIRCUIT; AND ALLOWING THE RESULTANT IONS TO FLOW THROUGH SAID ELECTROLYTE TO SAID ANODE TO COMPLETE THE CIRCUIT.
Claim 2
Dependent Claim
118 words
A PROCESS FOR OBTAINING ELECTRICAL POWER FROM THE METABOLIC PROCESSES OF A MICROORGANISM CAPABLE OF METABOLIZING AN OXYGEN CONTAINING ORGANIC COMPOUND WHICH COMPRISES PLACING LIVING CELLS OF THE SAID MICROOGANISM IN THE ANAEROBIC HALF-CELL OF A FUEL-CELL CONTAINING AN ELECTROLYTE; ADDING TO THE SAID HALF-CELL AS AN EXTRACELLULAR FUEL AN ORGANIC COMPOUND CONTAINING CHEMICALLY BOUND OXYGEN AND BEING A FOOD FOR SAID MICROOGANISM; ALLOWING SAID MICROORGANISMS TO FEED ON SAID FOOD AT A PH OF ABOUT 6.0 TO ABOUT 8.0 THEREBY RELEASING ELECTRONS TO AN EXTERNAL CIRCUIT; REDUCING OXYGEN IN THE CATHODIC HALFCELL AT A CATHODE CONNECTED TO SAID EXTERNAL CIRCUIT; AND ALLOWING THE RESULTANT IONS TO FLOW THROUGH SAID ELECTROLYTE TO SAID ANODE TO COMPLETE THE CIRCUIT.
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |