US3269867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel cell
Assignee: Leesona Corp
•
Filing: 1962-07-11
•
Granted: 1966-08-30
•
Expires: 1982-07-11
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Fabel
- 👤 Edwin F Rissman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:36
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
61 words
A FULE CELL FOR THE DIRECT GENERATION OF ELECTRICAL CURRENT FROM A FUEL AND OXIDANT COMPRISING A HOUSING, A FUEL ELECTRODE, AN OXIDIZING ELECTRODE, AN ELECTROLYTE IN CONTACT WITH SAID ELECTRODES, AND MEANS FOR FEEDING FUEL AND OXIDANT RESPECTIVELY TO SAID ELECTRODES, AT LEAST THE OXIDIZING ELECTRODE BEING A STRUCTURE COMPOSED OF SILVER AND 20 TO 40 PERCENT BY WEIGHT INDIUM.
Claim 2
Dependent Claim
61 words
A FULE CELL FOR THE DIRECT GENERATION OF ELECTRICAL CURRENT FROM A FUEL AND OXIDANT COMPRISING A HOUSING, A FUEL ELECTRODE, AN OXIDIZING ELECTRODE, AN ELECTROLYTE IN CONTACT WITH SAID ELECTRODES, AND MEANS FOR FEEDING FUEL AND OXIDANT RESPECTIVELY TO SAID ELECTRODES, AT LEAST THE OXIDIZING ELECTRODE BEING A STRUCTURE COMPOSED OF SILVER AND 20 TO 40 PERCENT BY WEIGHT INDIUM.
References Cited (Backward Citations)
US2959631A
Cited
GB871950A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |