US3288644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel cell moudule with palladium-silver alloy anode
Assignee: Leesona Corp
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Filing: 1962-06-18
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Granted: 1966-11-29
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Expires: 1982-06-18
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Delfino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:35
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/34; H01M8/00; H01M8/02; H01M8/0271; H01M8/24; H01M8/241; H01M8/2457; H01M8/2459; H01M8/2465; H01M8/2483; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
115 words
A SELF-CONTAINED FUEL CELL MODULE SUITABLE FOR CASCADING COMPRISING A TWO PIECE METAL OUTER-CASING, AN ANODE ASSEMBLY CONTAINING A NON-POROUS PALLADIUM-SILVER ALLOY MEMBRANE AND A BACK-UP PLATE, SAID MEMBRANE BEING ATTACHED TO SAID BACK-UP PLATE, SAID BACK-UP PLATE STRUCTURALLY COOPERATING WITH THE OUTER-CASTING TO FORM A GAS CHAMBER BEHIND SAID PALLADIUM-SILVER ALLOY MEMBRANE HAVING OPPOSED GAS PORTS, AND A CATHODE ASSEMBLY CONTAINING A POROUS CATHODE AND A BACK-UP PLATE, SAID CATHODE BEING ATTACHED TO SAID BACK-UP PLATE, SAID CATHODE STRUCTURALLY COOPERATING WITH THE OUTER-CASING TO FORM A GAS CHAMBER BEING SAID CATHODE, SAID GAS CHAMBER HAVING OPPOSED GAS PORTS, SAID ANODES AND CATHODES BEING SEPARATED BY SPACING AND SUPPORT MEANS, SAID SPACING CONTAINING AN ELECTROLYTE.
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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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |