US3598715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic cell
Assignee: American Potash and Chemical Corp
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Filing: 1968-02-28
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Granted: 1971-08-10
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Expires: 1988-02-28
Abstract
Abstract AN ELECTROLYTIC CELL COMPRISING A TANK HAVING A CLOSED TOP AND AN OPEN BOTTOM. AN ANODE CLOSURE PLATE EXTENDS OVER THE BOTTOM OF THE TANK TO FORM THE BOTTOM WALL OF THE CELL. A PLURALITY OF VERTICALLY POSITIONED ANODES ARE SECURED TO THE CLOSURE PLATE AND ARE SPACED TO RECEIVE A CATHODE MEMBER BETWEEN ADJACENT PAIRS OF ANODES. THE ELECTRODES ARE MOUNTED IN THE CELL IN A MANNER SUCH THAT THEY ARE COMPLETELY SUBMERGED IN ELECTROLYTE IN THE CELL.
Inventors
- 👤 Duane N Goens
- 👤 Thomas W Clapper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:47
CPC Classifications
C; C25; C25B; C25B1/00; C25B1/01; C25B1/24; C25B1/26; C25B1/265; C25B9/00; C25B9/17; C25B9/60
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) | 1974-08-09 | 1975-02-08 | 1975-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-09 | 1979-02-08 | 1979-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-09 | 1983-02-08 | 1983-08-10 | $7700.00 | Window Closed / Lapsed |