US3040115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel cell electrodes
Assignee: LEESONN Corp
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Filing: 1960-09-28
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Granted: 1962-06-19
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Expires: 1980-09-28
Abstract
No abstract record available.
Inventors
- 👤 Anthony M Moos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:55
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/14; H01M8/141; H01M8/142; H01M4/00; H01M4/86; H01M4/8605; H01M4/8621; H01M2008/147; H01M2300/00; H01M2300/0017; H01M2300/0048; H01M2300/0051; H01M4/8647; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
AN ELECTRODE FOR A FUEL CELL HAVING TWO DISSIMILAR SURFACES, ONE OF SAID SURFACES BEING COMPOSED OF A SILVERIZED ZINC OXIDE AND THE SECOND OF SAID SURFACES BEING COMPOSED OF A MEMBER OF THE GROUP CONSISTING OF A METAL ACTIVATED ALUMINUM SILICATE AND A METAL ACTIVATED ALUMINA.
Claim 2
Dependent Claim
47 words
AN ELECTRODE FOR A FUEL CELL HAVING TWO DISSIMILAR SURFACES, ONE OF SAID SURFACES BEING COMPOSED OF A SILVERIZED ZINC OXIDE AND THE SECOND OF SAID SURFACES BEING COMPOSED OF A MEMBER OF THE GROUP CONSISTING OF A METAL ACTIVATED ALUMINUM SILICATE AND A METAL ACTIVATED ALUMINA.
References Cited (Backward Citations)
GB806591A
Cited
US2914596A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |