US2852592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deferred action primary cells
Assignee: SAFT Societe des Accumulateurs Fixes et de Traction SA
•
Filing: 1954-10-27
•
Granted: 1958-09-16
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Expires: 1974-10-27
Abstract
No abstract record available.
Inventors
- 👤 Salauze Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:52
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/30; H01M6/36; H01M6/38; H01M10/00; H01M10/04; H01M10/0413; H01M10/0477; H01M50/00; H01M50/60; H01M50/609; H01M50/673; H01M50/682; H01M50/50; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02P; Y02P70/00; Y02P70/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1485282A
Cited
US2502723A
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US2452049A
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US2624767A
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US2534056A
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US2594879A
Cited
US2674946A
Cited
GB691165A
Cited
FR1089711A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |