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EP0254982
European procedure
Extract from the Register of European Patents
EP About this file: EP0254982
| EP0254982 - Electrolytic cell with nickel alloy anodes for electrochemical dechlorination [Right-click to bookmark this link] | |||
| Former [1988/05] | Nickel alloy anodes for electrochemical dechlorination | ||
| [1991/44] | Status | No opposition filed within time limit Status updated on 03.09.1992 Database last updated on 31.08.2024 | Most recent event Tooltip | 03.09.1992 | No opposition filed within time limit | published on 21.10.1992 [1992/43] | Applicant(s) | For all designated states DOWELANCO 9002 Purdue Road Indianapolis Indiana 46268-3030 / US | [N/P] |
| Former [1991/30] | For all designated states DOWELANCO 9002 Purdue Road Indianapolis, Indiana 46268-3030 / US | ||
| Former [1988/05] | For all designated states THE DOW CHEMICAL COMPANY 2030 Dow Center Abbott Road P.O. Box 1967 Midland Michigan 48640-1967 / US | Inventor(s) | 01 /
Bon, Charles K. 1554 Thorn Drive Concord California 94521 / US | 02 /
Brattesani, Donald N. 816 Grosvenor Place Oakland California 94610 / US | 03 /
Meldrum, Kevin S. 1128 Vallejo Street San Francisco California 94109 / US | [1988/05] | Representative(s) | Huber, Bernhard, et al Weickmann & Weickmann Patentanwälte Postfach 86 08 20 81635 München / DE | [N/P] |
| Former [1988/05] | Huber, Bernhard, Dipl.-Chem., et al Patentanwälte H. Weickmann, Dr. K. Fincke F.A. Weickmann, B. Huber Dr. H. Liska, Dr. J. Prechtel, Dr. B. Böhm Postfach 86 08 20 D-81635 München / DE | Application number, filing date | 87110318.0 | 16.07.1987 | [1988/05] | Priority number, date | US19860891814 | 31.07.1986 Original published format: US 891814 | [1988/05] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0254982 | Date: | 03.02.1988 | Language: | EN | [1988/05] | Type: | A3 Search report | No.: | EP0254982 | Date: | 31.08.1988 | Language: | EN | [1988/35] | Type: | B1 Patent specification | No.: | EP0254982 | Date: | 30.10.1991 | Language: | EN | [1991/44] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 11.07.1988 | Classification | IPC: | C25B11/04, C25B3/00, C22C19/05 | [1988/05] | CPC: |
C22C19/053 (EP,KR,US);
C25B11/061 (KR);
C25B11/04 (EP,US);
C25B11/052 (KR);
C25B3/25 (EP,KR,US)
| Designated contracting states | AT, BE, CH, DE, ES, FR, GB, IT, LI, NL [1988/05] | Title | German: | Elektrolysezelle mit Anoden aus Nickellegierungen für elektrochemische Entchlorierung | [1991/44] | English: | Electrolytic cell with nickel alloy anodes for electrochemical dechlorination | [1991/44] | French: | Cellule pour electrolyse avec des anodes en alliage de nickel pour déchloruration électrochimique | [1991/44] |
| Former [1988/05] | Anoden aus Nickellegierungen für elektrochemische Entchlorierung | ||
| Former [1988/05] | Nickel alloy anodes for electrochemical dechlorination | ||
| Former [1988/05] | Anodes en alliage de nickel pour déchloruration électrochimique | Examination procedure | 27.02.1989 | Examination requested [1989/17] | 11.07.1990 | Despatch of a communication from the examining division (Time limit: M04) | 07.11.1990 | Reply to a communication from the examining division | 27.12.1990 | Despatch of communication of intention to grant (Approval: Yes) | 02.05.1991 | Communication of intention to grant the patent | 24.07.1991 | Fee for grant paid | 24.07.1991 | Fee for publishing/printing paid | Opposition(s) | 31.07.1992 | No opposition filed within time limit [1992/43] | Fees paid | Renewal fee | 12.06.1989 | Renewal fee patent year 03 | 31.05.1990 | Renewal fee patent year 04 | 20.06.1991 | Renewal fee patent year 05 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [A]US4084042 (LUDWIG FRANK A); | [A]US4533454 (KYRIACOU DEMETRIOS [GR], et al) | [A] - M.M. BAIZER: "ORGANIC ELECTROCHEMISTRY", "An Introduction and a Guide", 1973, page 799, Marcel Dekker, Inc., New York, US |