US3544373A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrochemical cell with layered electrode of ceramic and carbon and method
Assignee: Motors Liquidation Co
•
Filing: 1966-05-16
•
Granted: 1970-12-01
•
Expires: 1986-05-16
Abstract
No abstract record available.
Inventors
- 👤 Dominicus A J Swinkels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:00
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/18; H01M8/184; H01M4/00; H01M4/86; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2921110A
Cited
US3201282A
Cited
US3116170A
Cited
US3337369A
Cited
US3276909A
Cited
US3274029A
Cited
US3260620A
Cited
FR1386878A
Cited
US3407094A
Cited
US3214296A
Cited
US3400054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-30 | 1974-06-01 | 1974-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-30 | 1978-06-01 | 1978-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-30 | 1982-06-01 | 1982-12-01 | $7700.00 | Window Closed / Lapsed |