Patent US3255572A successfully refreshed from Google Patents.
Patent US3102059A successfully refreshed from Google Patents.
US3102059A
Expired / Lapsed
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Catalytic device for electric accumulators
Assignee: MIRANDA CORP
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Filing: 1961-02-20
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Granted: 1963-08-27
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Expires: 1981-02-20
Abstract
No abstract record available.
Inventors
- 👤 Harmer Harold Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:22
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/42; H01M10/52; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A CATALYTIC DEVICE FOR USE WITH AN ELECTROLYLTIC CELL HAVING THEREIN PLATES IMMERSED IN AN ELECTROLYTE WITH AN AIR SPACE ABOVE THE PLATES AND ELECTROLYTE, A CAPSULE IN THE AIR SPACE, A CATALYST WITHIN THE CAPSULE, THE CAPSULE BEING COMPOSED OF A CERAMIC MATERIAL HAVING A PORE SIZE SUCH THAT THE PASSAGE OF LIQUID IS RESISTED BUT THE PASSAGE OF OXYGEN AND HYDROGEN AND OF STEAM AND WATER VAPOR SI PREMITTED THE CERAMIC MATERIAL BEING TREATED WITH A WATER REPELLENT SUBSTANCE.
Claim 2
Dependent Claim
81 words
A CATALYTIC DEVICE FOR USE WITH AN ELECTROLYLTIC CELL HAVING THEREIN PLATES IMMERSED IN AN ELECTROLYTE WITH AN AIR SPACE ABOVE THE PLATES AND ELECTROLYTE, A CAPSULE IN THE AIR SPACE, A CATALYST WITHIN THE CAPSULE, THE CAPSULE BEING COMPOSED OF A CERAMIC MATERIAL HAVING A PORE SIZE SUCH THAT THE PASSAGE OF LIQUID IS RESISTED BUT THE PASSAGE OF OXYGEN AND HYDROGEN AND OF STEAM AND WATER VAPOR SI PREMITTED THE CERAMIC MATERIAL BEING TREATED WITH A WATER REPELLENT SUBSTANCE.
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) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |