US3705090A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel electrolytic cell and method for producing chlorine and metal hydroxides
Assignee: Dow Chemical Co
•
Filing: 1970-10-01
•
Granted: 1972-12-05
•
Expires: 1990-10-01
Abstract
Abstract A NOVEL ELECTROLYTIC CELL FOR PRODUCING BOTH CHLORINE AND ALKALINE EARTH HYDROXIDES SIMULTANEOUSLY, IN WHICH BRINE SUPPLY MEANS ARE CONNECTED TO EACH OF THE AMODE AND CATHODE CHAMBERS.
Inventors
- 👤 Grafton L Bergeron
- 👤 James J Leddy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:53
CPC Classifications
C; C25; C25B; C25B1/00; C25B1/01; C25B1/18; C25B1/20; C25B1/24; C25B1/26
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1975-12-05 | 1976-06-05 | 1976-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-05 | 1980-06-05 | 1980-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-05 | 1984-06-05 | 1984-12-05 | $7700.00 | Window Closed / Lapsed |