US2613877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supersonic treatment of battery materials
Assignee: Individual
•
Filing: 1950-10-09
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Granted: 1952-10-14
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Expires: 1970-10-09
Abstract
No abstract record available.
Inventors
- 👤 Hunrath George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:16
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M6/06; C; C01; C01G; C01G45/00; C01G45/02; C01G45/024; H01M4/00; H01M4/02; H01M4/36; H01M4/48; H01M4/50; H01M4/62; H01M4/624; H01M4/625; C01P; C01P2006/00; C01P2006/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
THE METHOD OF PRODUCING AN IMPROVED MIXTURE OF MANGANESE DIOXIDE AND ELECTRICALLY CONDUCTIVE INERT MATERIALS TO BE USED AS THE DEPOLARIZING BODY SURROUNDING THE CARBON ELECTRODE OF LE CLANCHE TYPE PRIMARY DRY CELLS COMPRISING SUBJECTING SAID MANGANESE DIOXIDE IN FINELY DIVIDED FORM TO SUPERSONIC VIBRATIONS, MIXING SAID TREATED MANGANESE DIOXIDE WITH ELECTRICALLY CONDUCTIVE VIBRATONS FOR THE PURPOSE OF IMPROVING THE IRREVERSIBILITY AND STABILITY OF SAID MIXTURE.
Claim 2
Independent Claim
66 words
THE METHOD OF PRODUCING AN IMPROVED MIXTURE OF MANGANESE DIOXIDE AND ELECTRICALLY CONDUCTIVE INERT MATERIALS TO BE USED AS THE DEPOLARIZING BODY SURROUNDING THE CARBON ELECTRODE OF LE CLANCHE TYPE PRIMARY DRY CELLS COMPRISING SUBJECTING SAID MANGANESE DIOXIDE IN FINELY DIVIDED FORM TO SUPERSONIC VIBRATIONS, MIXING SAID TREATED MANGANESE DIOXIDE WITH ELECTRICALLY CONDUCTIVE VIBRATONS FOR THE PURPOSE OF IMPROVING THE IRREVERSIBILITY AND STABILITY OF SAID MIXTURE.
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) | 1955-10-14 | 1956-04-14 | 1956-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-14 | 1960-04-14 | 1960-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-14 | 1964-04-14 | 1964-10-14 | $7700.00 | Window Closed / Lapsed |