Patent US2988469A successfully refreshed from Google Patents.
US3607687A
Expired / Lapsed
US
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Process for producing peroxides
Assignee: Kimberly Clark Corp
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Filing: 1969-07-29
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Granted: 1971-09-21
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Expires: 1989-07-29
Abstract
Abstract An electrolytic cell for the production of peroxide having a cathode, an electrolyte-permeable anode, and a diaphragm separating the cathode and anode, the cell being characterized by the position of the anode against the diaphragm such that the anolyte passes through the anolyte compartment on the rearward face of the anode. The process of operation of the cell in which anolyte flow is across the anode only on the anode face remote from the diaphragm.
Inventors
- 👤 Donald H Grangaard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:56
CPC Classifications
C; C25; C25B; C25B1/00; C25B1/01; C25B1/28; C25B1/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
39 words
A process according to claim 1 in which the electrolyte flow to the anode compartment of the cell is fed to the anode compartment and withdrawn from the compartment separately from the flow of electrolyte through the cathode compartment.
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) | 1974-09-20 | 1975-03-22 | 1975-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-20 | 1979-03-22 | 1979-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-20 | 1983-03-22 | 1983-09-21 | $7700.00 | Window Closed / Lapsed |