US3697327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolyte for dry batteries and dry cell batteries using such electrolyte
Assignee: SAFT Societe des Accumulateurs Fixes et de Traction SA
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Filing: 1970-04-15
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Granted: 1972-10-10
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Expires: 1990-04-15
Abstract
Abstract ELECTROLYTE FOR DRY CELLS AND BATTERIES OF THE LECLANCHE TYPE EMBODYING A SALT SOLUTION OF ZINC CHLORIDE FREE FROM AMMONIUM CHLORIDE AND AN ORGANIC GELLING AGENT OF RETICULATED GRANULES OF SELECTED STARCHES, THE RETICULATED STRUCTURE OF THE GRANULES PREVENTING LIQUEFACTION OF THE ELECTROLYTE AND PREVENTING LEAKAGE OF SAID ELECTROLYTE, DRY CELLS AND BATTERIES INCLUDING SUCH ELECTROLYTE AND METHOD OF MANUFACTURING DRY CELLS AND BATTERIES EMBODYING SUCH ELECTROLYTE TO IMPROVE OPERATION AND MINIMIZE PRODUCTION COST, AS WELL AS PREVENT LEAKAGE.
Inventors
- 👤 Pierre Michel Rene Croissant
- 👤 Jean-Claude Armbruster
- 👤 Andree Chaumeau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:53
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/22; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-10 | 1976-04-10 | 1976-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-10 | 1980-04-10 | 1980-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-10 | 1984-04-10 | 1984-10-10 | $7700.00 | Window Closed / Lapsed |