US3556860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage battery and electrolyte precursor therefor
Assignee: Globe Union Inc
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Filing: 1969-02-17
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Granted: 1971-01-19
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Expires: 1989-02-17
Abstract
Abstract A GELLED SULFURIC ACID COMPOSITION FOR FORMING A BATTERY ELECTROLYTE WHICH CONTAINS EITHER THE OXYACIDS OR OXIDES OF BORON AND PHOSPHOROUS AS GELLING AGENTS, LEAD ACID BATTERIES CONTAINING SUCH ELECTROLYTES FORMED FROM THE GEL, AND METHODS FOR PREPARING THE SAME. THE INVENTION ALSO RELATES TO BATTERY CONSTRUCTIONS WHICH UTILIZE GELLED SULFURIC ACID IN THE FORMATION OF ELECTROLYTES IN DRY CHARGED BATTERIES FOR ON-THE-SITE PREPARATIONS OF READY-TO-USE DRY CHARGED LEAD-ACID BATTERIES.
Inventors
- 👤 Robert F Amlie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:01
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/06; H01M10/08; H01M10/10; 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) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |