US3262816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel cell including a metal hydride electrode
Assignee: ABB Norden Holding AB
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Filing: 1962-11-26
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Granted: 1966-07-26
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Expires: 1982-11-26
Abstract
No abstract record available.
Inventors
- 👤 Lindholm Ingemar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:51
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/86; H01M4/8605; C; C25; C25B; C25B11/00; C25B11/02; C25B11/03; C25B11/031; H01M4/90; H01M4/9075; H01M4/9083; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A FUEL CELL COMPRISING A SINTERED POROUS ELECTRODE CONSISTING ESSENTIALLY OF AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF (1) A HYDRIDE FROM THE GROUP OF TITANIUM, ZIRCONIUM AND HAFNIUM HYDRIDES; AND (2) A CARRIER THEREFOR AND CONTAINING AT LEAST TWO PERCENT BY WEIGHT OF SAID HYDRIDE; AND AN ELECTROLYTE IN WHICH SAID ELECTRODE IS IMMERSED, THE ELECTROLYTE ENTERING THE PORES OF THE ELECTRODE, AND THE HYDRIDE BEING IN CONTACT WITH THE ELECTROLYTE AT LEAST AT THE PORE SURFACES OF THE ELECTRODE.
Claim 2
Dependent Claim
84 words
A FUEL CELL COMPRISING A SINTERED POROUS ELECTRODE CONSISTING ESSENTIALLY OF AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF (1) A HYDRIDE FROM THE GROUP OF TITANIUM, ZIRCONIUM AND HAFNIUM HYDRIDES; AND (2) A CARRIER THEREFOR AND CONTAINING AT LEAST TWO PERCENT BY WEIGHT OF SAID HYDRIDE; AND AN ELECTROLYTE IN WHICH SAID ELECTRODE IS IMMERSED, THE ELECTROLYTE ENTERING THE PORES OF THE ELECTRODE, AND THE HYDRIDE BEING IN CONTACT WITH THE ELECTROLYTE AT LEAST AT THE PORE SURFACES OF THE ELECTRODE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |