US3060256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low temperature dry cell
Assignee: Exide Technologies LLC
•
Filing: 1960-03-07
•
Granted: 1962-10-23
•
Expires: 1980-03-07
Abstract
No abstract record available.
Inventors
- 👤 John W Paulson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:09
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M6/06; H01M6/12; H01M4/00; H01M4/02; H01M4/36; H01M4/48; H01M4/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
IN A LOW TEMPERATURE PRIMARY GALVANIC CELL OF THE ZINC- CARBON-MANGANESE DIOXIDE SYSTEM HAVING AN AQUEOUS ZINC CHLORIDE-AMMONIUM CHLORIDE-LITHIUM CHLORIDE ELECTROLYTE SOLUTION, THE IMPROVEMENT WHICH COMPRISES A DEPOLARIZER MIX BODY FROM 7 TO 250 MILS THICK AND HAVING A MIXTURE OF MANGANESE DIOXIDE AND CARBON BLACK IN THE RATIO OF AT LEAST 20 PARTS BY WEIGHT OF MANGANESE DIOXIDE TO 1 PART BY WEIGHT OF CARBON BLACK.
Claim 2
Dependent Claim
67 words
IN A LOW TEMPERATURE PRIMARY GALVANIC CELL OF THE ZINC- CARBON-MANGANESE DIOXIDE SYSTEM HAVING AN AQUEOUS ZINC CHLORIDE-AMMONIUM CHLORIDE-LITHIUM CHLORIDE ELECTROLYTE SOLUTION, THE IMPROVEMENT WHICH COMPRISES A DEPOLARIZER MIX BODY FROM 7 TO 250 MILS THICK AND HAVING A MIXTURE OF MANGANESE DIOXIDE AND CARBON BLACK IN THE RATIO OF AT LEAST 20 PARTS BY WEIGHT OF MANGANESE DIOXIDE TO 1 PART BY WEIGHT OF CARBON BLACK.
References Cited (Backward Citations)
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |