US2646455A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic cell and battery
Assignee: SAFT Societe des Accumulateurs Fixes et de Traction SA
•
Filing: 1951-10-23
•
Granted: 1953-07-21
•
Expires: 1971-10-23
Abstract
No abstract record available.
Inventors
- 👤 Robert A A Jeannin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:54
CPC Classifications
H; H01; H01B; H01B1/00; H01G; H01G9/00; H01G9/004; H01G9/02; H01M; H01M10/00; H01M10/04; H01M10/0436; H01M10/34; H01M4/00; H01M4/02; H01M4/04; H01M50/00; H01M50/40; H01M50/409; H01M50/411; H01M50/429; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02P; Y02P70/00; Y02P70/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A CELL OPERATING WITHOUT SUBSTANTIAL GAS EVOLUTION, COMPRISING AN ELECTROLYTE, AT LEAST ONE POSITIVE ELECTRODE AND ONE NEGATIVE ELECTRODE LOCATED OPPOSITE ONE ANOTHER, EACH ELECTRODE COMPRISING CONSOLIDATED FINELY-DIVIDED PARTICLES OF A METAL SUBSTANTIALLY UNAFFECTED BY THE ELECTROLYTE, A THIN, DISTORTABLE DIAPHRAGM OF NON-CONDUCTING MATTER SUBSTANTIALLY UNAFFECTED BY THE ELECTROLYTE AND CONTACTING AND SEPARATING THE ADJACENT FACES OF THE OPPOSITE ELECTRODES, SAID DIAPHRAGM BEING CLOSELY COMPRESSED BETWEEN THE ADJACENT FACES OF THE ELECTRODES, AND EACH FACE OF THE DIAPHRAGM BEING SUBSTANTIALLY IN THE CONFIGURATION OF A COMPRESSION-MATRIX OF THE FACE OF THE ADJACENT ELECTRODE, SAID ELECTRODES AND SAID DIAPHRAGMS BEING PERMEATED BY SAID ELECTROLYTE.
Claim 2
Dependent Claim
103 words
A CELL OPERATING WITHOUT SUBSTANTIAL GAS EVOLUTION, COMPRISING AN ELECTROLYTE, AT LEAST ONE POSITIVE ELECTRODE AND ONE NEGATIVE ELECTRODE LOCATED OPPOSITE ONE ANOTHER, EACH ELECTRODE COMPRISING CONSOLIDATED FINELY-DIVIDED PARTICLES OF A METAL SUBSTANTIALLY UNAFFECTED BY THE ELECTROLYTE, A THIN, DISTORTABLE DIAPHRAGM OF NON-CONDUCTING MATTER SUBSTANTIALLY UNAFFECTED BY THE ELECTROLYTE AND CONTACTING AND SEPARATING THE ADJACENT FACES OF THE OPPOSITE ELECTRODES, SAID DIAPHRAGM BEING CLOSELY COMPRESSED BETWEEN THE ADJACENT FACES OF THE ELECTRODES, AND EACH FACE OF THE DIAPHRAGM BEING SUBSTANTIALLY IN THE CONFIGURATION OF A COMPRESSION-MATRIX OF THE FACE OF THE ADJACENT ELECTRODE, SAID ELECTRODES AND SAID DIAPHRAGMS BEING PERMEATED BY SAID ELECTROLYTE.
References Cited (Backward Citations)
US1377194A
Cited
US2213128A
Cited
GB561820A
Cited
US2561943A
Cited
US2554125A
Cited
CH270655A
Cited
US2571927A
Cited
US2594713A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |