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EP0013677
European procedure
Extract from the Register of European Patents
EP About this file: EP0013677
| EP0013677 - A fluid impermeable cation exchange membrane, process for its preparation, electrochemical cell comprising said membrane and an electrolytic process using said membrane [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 17.07.1985 Database last updated on 07.06.2024 | Most recent event Tooltip | 17.07.1985 | No opposition filed within time limit | published on 18.09.1985 [1985/38] | Applicant(s) | For all designated states DE NORA PERMELEC S.P.A. Via Bistolfi 35 20134 Milano / IT | [N/P] |
| Former [1980/16] | For all designated states DE NORA PERMELEC S.P.A. Via Bistolfi 35 I-20134 Milano / IT | Inventor(s) | 01 /
de Nora, Oronzio Piazza della Repubblica, 19 Milano / IT | 02 /
Modica, Giovanni Via Archimede, 41 Milano / IT | 03 /
Giuffre, Luigi Via Passo di Fargorida, 6 Milano / IT | [1980/16] | Representative(s) | Reitstötter, Josef, et al Sternwartstrasse 4 Postfach 86 06 49 D-8000 München 86 / DE | [N/P] |
| Former [1980/16] | Reitstötter, Josef, Prof.Dr. Dr., et al Sternwartstrasse 4 Postfach 86 06 49 D-8000 München 86 / DE | Application number, filing date | 79100598.6 | 28.02.1979 | [1980/16] | Priority number, date | IT19790019354 | 17.01.1979 Original published format: IT 1935479 | [1980/16] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0013677 | Date: | 06.08.1980 | Language: | EN | [1980/16] | Type: | B1 Patent specification | No.: | EP0013677 | Date: | 12.09.1984 | Language: | EN | [1984/37] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.02.1980 | Classification | IPC: | C08J5/22 | [1980/16] | CPC: |
C08J5/2287 (EP,US);
C08J2339/08 (EP,US);
C08J2353/02 (EP,US)
| Designated contracting states | DE, FR, GB, NL, SE [1980/16] | Title | German: | Flüssigkeitsundurchlässige Kationenaustauschmembrane, Verfahren zu deren Herstellung, diese Membrane enthaltende elektrochemische Zelle und diese Membrane verwendendes elektrolytisches Verfahren | [1980/16] | English: | A fluid impermeable cation exchange membrane, process for its preparation, electrochemical cell comprising said membrane and an electrolytic process using said membrane | [1980/16] | French: | Membrane échangeuse de cations imperméable aux fluides, procédé pour la préparer, cellule électrochimique contenant ladite membrane et procédé électrolytique utilisant ladite membrane | [1980/16] | File destroyed: | 12.06.1999 | Examination procedure | 26.01.1981 | Examination requested [1981/15] | 10.02.1982 | Despatch of a communication from the examining division (Time limit: M04) | 15.06.1982 | Reply to a communication from the examining division | 27.08.1982 | Despatch of a communication from the examining division (Time limit: M05) | 28.01.1983 | Reply to a communication from the examining division | 19.04.1983 | Despatch of a communication from the examining division (Time limit: M04) | 23.08.1983 | Reply to a communication from the examining division | 19.12.1983 | Despatch of communication of intention to grant (Approval: ) | 29.02.1984 | Communication of intention to grant the patent | 29.05.1984 | Fee for grant paid | 29.05.1984 | Fee for publishing/printing paid | Opposition(s) | 13.06.1985 | No opposition filed within time limit [1985/38] | Fees paid | Renewal fee | 20.02.1981 | Renewal fee patent year 03 | 26.02.1982 | Renewal fee patent year 04 | 24.02.1983 | Renewal fee patent year 05 | 22.02.1984 | Renewal fee patent year 06 |
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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 | JP50001714B [ ]; | [A]JP49067894 ; | US3657104 [ ] (HODGDON RUSSELL B JR); | US3887499 [ ] (HODGDON JR RUSSELL B); | [A]GB1401997 (TOKUYAMA SODA KK); | [A]FR2288161 (DIAMOND SHAMROCK CORP [US]) | [ ] - CHEMICAL ABSTRACTS, vol. 83, no. 16, 20th October 1975, page 53, no. 132653p Columbus, Ohio, U.S.A. & JP-B-50 001714 (TOKUYAMA SODA CO., LTD.) 21-01-1975. * Abstract *, & JP50001714B B 00000000 | [A] - CHEMICAL ABSTRACTS, vol. 82, no. 10, 10th March 1975, page 59, no. 58871u Columbus, Ohio, U.S.A. & JP-A-49 067894 (TOKUYAMA SODA CO., LTD.) 01-07-1974. * Abstract *, & JP49067894 A 00000000 |