EP0037140 - Process for electrolyzing aqueous alkali metal halide solutions using a pervious diaphragm of a hydrophobic polymeric organic material [Right-click to bookmark this link] | |||
Former [1981/40] | Pervious diaphragm of a hydrophobic polymeric organic material for use in an electrolysis cell for alkali-halide brines | ||
[1984/26] | Status | No opposition filed within time limit Status updated on 29.04.1985 Database last updated on 11.05.2024 | Most recent event Tooltip | 17.04.2015 | Change - lapse in a contracting state State(s) deleted from list of lapses: GB | published on 20.05.2015 [2015/21] | Applicant(s) | For all designated states SOLVAY & Cie (Société Anonyme) Rue du Prince Albert, 33 1050 Bruxelles / BE | [N/P] |
Former [1981/40] | For all designated states SOLVAY & Cie (Société Anonyme) Rue du Prince Albert, 33 B-1050 Bruxelles / BE | Inventor(s) | 01 /
Indeherbergh, Jean Avenue de Buzenval, 63 F-92500 Rueil-Malmaison / FR | 02 /
Nicolas, Edgard Potaardestraat 23 B-1860 Meise-Eversem / BE | [1981/40] | Representative(s) | (deleted) | [1983/17] |
Former [1981/40] | Eischen, Roland Solvay & Cie Département de la Propriété Industrielle Rue de Ransbeek 310 B-1120 Bruxelles / BE | Application number, filing date | 81200298.8 | 17.03.1981 | [1981/40] | Priority number, date | FR19800006919 | 27.03.1980 Original published format: FR 8006919 | [1981/40] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0037140 | Date: | 07.10.1981 | Language: | FR | [1981/40] | Type: | B1 Patent specification | No.: | EP0037140 | Date: | 27.06.1984 | Language: | FR | [1984/26] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 08.07.1981 | Classification | IPC: | C25B13/04, C25B13/08, C25B1/46 | [1984/26] | CPC: |
C25B13/04 (EP,US)
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Former IPC [1981/40] | C25B13/04, C25B13/08 | Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1981/40] | Title | German: | Verfahren zur Elektrolyse wässriger Alkalihalogenidlösungen mittels eines durchlässigen Diaphragmas aus einem organischen hydrophobischen polymeren Material für eine für die Elektrolyse wässriger Alkalichloridlösungen geeignete Zelle | [1984/26] | English: | Process for electrolyzing aqueous alkali metal halide solutions using a pervious diaphragm of a hydrophobic polymeric organic material | [1984/26] | French: | Procédé d'électrolyse de solutions aqueuses d'halogénure de métal alcalin, dans lequel on met en oeuvre un diaphragme perméable en matière polymérique organique hydrophobe | [1984/26] |
Former [1981/40] | Durchlässiges Diaphragma aus einem organischen hydrophobischen polymeren Material für eine für die Elektrolyse wässriger Alkalichloridlösungen geeignete Zelle | ||
Former [1981/40] | Pervious diaphragm of a hydrophobic polymeric organic material for use in an electrolysis cell for alkali-halide brines | ||
Former [1981/40] | Diaphragme perméable en matière polymérique organique hydrophobe pour cellule d'électrolyse de solutions aqueuses d'halogénure de métal alcalin | Examination procedure | 29.03.1982 | Examination requested [1982/23] | 25.11.1982 | Despatch of a communication from the examining division (Time limit: M04) | 18.03.1983 | Reply to a communication from the examining division | 25.10.1983 | Despatch of communication of intention to grant (Approval: ) | 14.12.1983 | Communication of intention to grant the patent | 27.02.1984 | Fee for grant paid | 27.02.1984 | Fee for publishing/printing paid | Opposition(s) | 28.03.1985 | No opposition filed within time limit [1985/27] | Fees paid | Renewal fee | 17.03.1983 | Renewal fee patent year 03 | 16.03.1984 | Renewal fee patent year 04 |
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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. | Lapses during opposition Tooltip | SE | 27.06.1984 | [2015/21] |
Former [1986/20] | SE | 27.06.1984 | |
GB | 17.03.1985 | ||
Former [1986/12] | SE | 27.06.1984 | Documents cited: | Search | JP50064739 [ ]; | FR2009450 [ ] (RHEIN WESTFAEL ELECT WERK AG); | US3930886 [ ] (MESITI EDWARD C, et al); | [A]US3989540 (FEUILLADE GEORGES, et al); | [A]US4007059 (WITHERSPOON ROMEO RICHARD, et al); | [A]US4173526 (FANG JAMES C [US]) | [ ] - CHEMICAL ABSTRACTS, Vol. 83, 1975, réf.: 182070s, page 188, Columbus, Ohio, US, & JP-A-50 064 739 (TOKYO SHIBAURA ELECTRIC CO. LTD) (02-06-1975), & JP50064739 A 00000000 | Examination | BE833912 |