US3342644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed electrochemical cells
Assignee: SAFT Societe des Accumulateurs Fixes et de Traction SA
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Filing: 1965-01-28
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Granted: 1967-09-19
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Expires: 1985-01-28
Abstract
No abstract record available.
Inventors
- 👤 Jammet Jean Firmin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:34
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/10; H01M50/172; H01M50/174; H01M50/182; H01M6/00; H01M6/04; H01M6/06; H01M6/08
Claims Analysis
Total Claims: 0
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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) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |