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US2584565A
Expired / Lapsed
US
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Fused bath electrolytic cell for the production and refining of metals
Assignee: Individual
•
Filing: 1946-08-12
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Granted: 1952-02-05
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Expires: 1966-08-12
Abstract
No abstract record available.
Inventors
- 👤 Ferrand Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:35
CPC Classifications
C; C25; C25C; C25C3/00; C25C3/06; C25C3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
IN A FUSED BATH ELECTROLYTIC CELL FOR THE PRODUCTION AND REFINING OF METALS, SAID CELL BEING OF THE TYPE COMPRISING A PAN ADAPTED TO CONTAIN IN ITS BOTTOM A BODY OF METAL CONSTITUTING ONE POLE OF THE CELL, A WALL STRUCTURE SURROUNDING SAID PAN, AND AN ELECTRODE FIXEDLY SECURED WITHIN A CAVITY IN SAID WALL STRUCTURE BEYOND THE OUTER PERIPHERY OF SAID PAN, THE IMPROVED MEANS FOR CONDUCTING AN ELECTRIC CURRENT FROM THE BODY OF METAL IN SAID PAN TO SAID ELECTRODE, COMPRISING A FIRST CHANNEL IN SAID WALL STRUCTURE EXTENDING FROM A LEVEL LOWER THAN THE BOTTOM OF SAID PAN TO THE TOP OF SAID WALL STRUCTURE, A LOWER CHANNEL CON-
Claim 2
Dependent Claim
112 words
IN A FUSED BATH ELECTROLYTIC CELL FOR THE PRODUCTION AND REFINING OF METALS, SAID CELL BEING OF THE TYPE COMPRISING A PAN ADAPTED TO CONTAIN IN ITS BOTTOM A BODY OF METAL CONSTITUTING ONE POLE OF THE CELL, A WALL STRUCTURE SURROUNDING SAID PAN, AND AN ELECTRODE FIXEDLY SECURED WITHIN A CAVITY IN SAID WALL STRUCTURE BEYOND THE OUTER PERIPHERY OF SAID PAN, THE IMPROVED MEANS FOR CONDUCTING AN ELECTRIC CURRENT FROM THE BODY OF METAL IN SAID PAN TO SAID ELECTRODE, COMPRISING A FIRST CHANNEL IN SAID WALL STRUCTURE EXTENDING FROM A LEVEL LOWER THAN THE BOTTOM OF SAID PAN TO THE TOP OF SAID WALL STRUCTURE, A LOWER CHANNEL CON-
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) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |