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EP0148147
European procedure
Extract from the Register of European Patents
EP About this file: EP0148147
| EP0148147 - Process for para selective alkylation of aromatic hydrocarbons [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 25.01.1989 Database last updated on 09.04.2026 | Most recent event Tooltip | 25.01.1989 | No opposition filed within time limit | published on 15.03.1989 [1989/11] | Applicant(s) | For all designated states COSDEN TECHNOLOGY, INC. 100 West 10th Street Wilmington Delaware / US | [N/P] |
| Former [1985/28] | For all designated states COSDEN TECHNOLOGY, INC. 100 West 10th Street Wilmington Delaware / US | Inventor(s) | 01 /
Debras, Guy L. G. 176 avenue Joseph Abras B-5001 Belgrade / BE | 02 /
De Clippeleir, Georges E. M. J. 5 Petrus Huysegomstraat B-1600 Sint Pieters Leeuw / BE | 03 /
Cahen, Raymond M. 21 avenue Commandant Lothaire B-1040 Bruxelles / BE | [1985/28] | Representative(s) | Detrait, Jean-Claude, et al C/o Fina Research S.A. Patent Department Zone Industrielle C B-7181 Feluy / BE | [N/P] |
| Former [1985/28] | Detrait, Jean-Claude, et al c/o Fina Research S.A. Patent Department Zone Industrielle C B-7181 Feluy / BE | Application number, filing date | 84870181.9 | 19.12.1984 | [1985/28] | Priority number, date | US19830562650 | 19.12.1983 Original published format: US 562650 | [1985/28] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0148147 | Date: | 10.07.1985 | Language: | EN | [1985/28] | Type: | A3 Search report | No.: | EP0148147 | Date: | 25.09.1985 | Language: | EN | [1985/39] | Type: | B1 Patent specification | No.: | EP0148147 | Date: | 30.03.1988 | Language: | EN | [1988/13] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.07.1985 | Classification | IPC: | C07C15/02, C07C2/66, C07C2/86 | [1985/28] | CPC: |
C07C2/66 (EP,US);
C07C2/864 (EP,US);
C07C2529/035 (EP,US);
Y02P30/20 (EP,US);
Y02P30/40 (EP,US)
| C-Set: |
C07C2/66, C07C15/02 (EP,US);
C07C2/864, C07C15/02 (US,EP) | Designated contracting states | BE, DE, FR, GB, IT, NL [1985/28] | Title | German: | Verfahren zur selektiven para-Alkylierung von aromatischen Kohlenwasserstoffen | [1985/28] | English: | Process for para selective alkylation of aromatic hydrocarbons | [1985/28] | French: | Procédé pour l'alkylation sélective en para d'hydrocarbures aromatiques | [1985/28] | Examination procedure | 14.03.1986 | Examination requested [1986/20] | 03.12.1986 | Despatch of a communication from the examining division (Time limit: M04) | 24.12.1986 | Reply to a communication from the examining division | 25.05.1987 | Despatch of communication of intention to grant (Approval: ) | 19.08.1987 | Communication of intention to grant the patent | 30.10.1987 | Fee for grant paid | 30.10.1987 | Fee for publishing/printing paid | Opposition(s) | 31.12.1988 | No opposition filed within time limit [1989/11] | Fees paid | Renewal fee | 13.02.1987 | Renewal fee patent year 03 | 21.12.1987 | Renewal fee patent year 04 | Penalty fee | Additional fee for renewal fee | 31.12.1986 | 03 M06 Fee paid on 13.02.1987 |
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