Patent US3700582A successfully refreshed from Google Patents.
US3700582A
Expired / Lapsed
US
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Electrolytic cell
Assignee: Individual
•
Filing: 1970-09-16
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Granted: 1972-10-24
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Expires: 1990-09-16
Abstract
Abstract AN ELECTROLYTIC CELL HAS A REMOVABLE CONDUCTIVE WALL CARRYING SPACED PARALLED PLATE ELECTRODES. THE WALL IS COMPOSED OF A SERIES OF ELONGATED VERTICAL ELEMENTS WHICH ARE INDIVIDUALLY SECURED TO ADJACENT ELEMENTS BY MALE-FEMALE THREADED MEMBERS WHICH SCREW INTO ONE ANOTHER. THE BORDERS OF THE ELECTRODE PLATES ARE CLAMPED BETWEEN SUC- CESSIVE WALL ELEMENTS WITH SELECTED PRESSURE BY INDIVIDUALLY TIGHTENING THE THREADED MEMBERS.
Inventors
- 👤 Umberto Giacopelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:41
CPC Classifications
C; C25; C25B; C25B9/00; C25B9/60; C25B9/65
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) | 1975-10-24 | 1976-04-24 | 1976-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-24 | 1980-04-24 | 1980-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-24 | 1984-04-24 | 1984-10-24 | $7700.00 | Window Closed / Lapsed |