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US2594988A
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US
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Primary battery and consumer
Assignee: Compagnie Industrielle des Piles Electriques CIPEL SA
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Filing: 1949-12-06
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Granted: 1952-04-29
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Expires: 1969-12-06
Abstract
No abstract record available.
Inventors
- 👤 Portail Fernand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:44
CPC Classifications
H; H01; H01M; H01M16/00; H02; H02J; H02J7/00; H02J7/34; H02J7/342
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) | 1955-04-29 | 1955-10-29 | 1956-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-29 | 1959-10-29 | 1960-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-29 | 1963-10-29 | 1964-04-29 | $7700.00 | Window Closed / Lapsed |