US3455738A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making rechargeable cell having ionically permeable gel and electrode therefor
Assignee: Individual
•
Filing: 1965-12-01
•
Granted: 1969-07-15
•
Expires: 1985-12-01
Abstract
No abstract record available.
Inventors
- 👤 Samuel Ruben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:51
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/26; H01M10/00; H01M10/24; H01M10/30; H01M4/04; H01M4/0438; H01M4/044; H01M4/0442; H01M4/244; H01M4/32; H01M4/64; H01M4/70; H01M4/80; H01M4/801; H01M50/00; H01M50/40; H01M50/403; H01M50/409; H01M50/411; H01M50/429; H01M50/4295; H01M50/44; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2422045A
Cited
US2586426A
Cited
US2576266A
Cited
US3057942A
Cited
US3216859A
Cited
US3114659A
Cited
US3265632A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |