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US3463669A
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Manganese dioxide-zinc alkaline secondary cell
Assignee: SAFT Societe des Accumulateurs Fixes et de Traction SA
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Filing: 1966-12-22
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Granted: 1969-08-26
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Expires: 1986-12-22
Abstract
No abstract record available.
Inventors
- 👤 Jean Firmin Jammet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:53
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M6/00; H01M6/04; H01M6/06; H01M6/08; H01M10/00; H01M10/24; H01M50/00; H01M50/40; H01M50/409; H01M50/411; H01M50/414; H01M50/423; H01M50/429; H01M50/44; H01M50/449; H01M50/454; H01M50/457; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2422045A
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US2480839A
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US2593893A
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US2692904A
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US2923757A
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US3018316A
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US3114659A
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US3288651A
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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) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |