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EP0657436
European procedure
Extract from the Register of European Patents
EP About this file: EP0657436
| EP0657436 - Process for the preparation of perylene-3,4-dicarboxylic acid derivatives [Right-click to bookmark this link] | |||
| Former [1995/24] | Process for the preparation of perylene-3,4-dicarboxylic acid derivatives, the compounds prepared according to this process and their use | ||
| [2001/10] | Status | No opposition filed within time limit Status updated on 18.10.2002 Database last updated on 07.04.2026 | Most recent event Tooltip | 18.10.2002 | No opposition filed within time limit | published on 04.12.2002 [2002/49] | Applicant(s) | For all designated states Ciba Specialty Chemicals Holding Inc. Klybeckstrasse 141 4057 Basel / CH | [2001/50] |
| Former [1997/11] | For all designated states Ciba Specialty Chemicals Holding Inc. Klybeckstrasse 141 4057 Basel / CH | ||
| Former [1996/51] | For all designated states Ciba SC Holding AG Klybeckstrasse 141 4057 Basel / CH | ||
| Former [1995/24] | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 CH-4002 Basel / CH | Inventor(s) | 01 /
Langhals, Heinz, Prof. Dr. Eichendorffstrasse 40 D-85521 Ottobrunn / DE | 02 /
Leonhard, Feiler Forststrasse 65 D-85521 Riemerling / DE | [1995/24] | Application number, filing date | 94810637.2 | 03.11.1994 | [1995/24] | Priority number, date | CH19930003401 | 12.11.1993 Original published format: CH 340193 | [1995/24] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0657436 | Date: | 14.06.1995 | Language: | DE | [1995/24] | Type: | A3 Search report | No.: | EP0657436 | Date: | 19.07.1995 | Language: | DE | [1995/29] | Type: | B1 Patent specification | No.: | EP0657436 | Date: | 12.12.2001 | Language: | DE | [2001/50] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 02.06.1995 | Classification | IPC: | C07D221/18, C07D471/06, C07C69/76, C07C233/64, C09B5/62 | [1995/24] | CPC: |
C07D471/04 (EP,US);
C07C233/65 (EP,US);
C07C69/76 (EP,US);
C07D221/18 (EP,US);
C09B5/62 (EP,US);
C07C2603/54 (EP,US)
| Designated contracting states | CH, DE, FR, GB, LI [1995/24] | Extension states | LT | Not yet paid | Title | German: | Verfahren zur Herstellung von Perylen-3,4-dicarbonsäurederivaten | [2001/10] | English: | Process for the preparation of perylene-3,4-dicarboxylic acid derivatives | [2001/10] | French: | Procédé pour la préparation des dérivés des acides pérylène-3,4-dicarboxyliques | [2001/10] |
| Former [1995/24] | Verfahren zur Herstellung von Perylen-3,4-dicarbonsäurederivaten, die so hergestellten Derivate und deren Verwendung | ||
| Former [1995/24] | Process for the preparation of perylene-3,4-dicarboxylic acid derivatives, the compounds prepared according to this process and their use | ||
| Former [1995/24] | Procédé pour la préparation des dérivés des acides pérylène-3,4-dicarboxyliques, les composés préparés selon ce procédé et leur utilisation | Examination procedure | 23.12.1995 | Examination requested [1996/08] | 28.02.1997 | Despatch of a communication from the examining division (Time limit: M06) | 23.08.1997 | Reply to a communication from the examining division | 21.01.1999 | Despatch of a communication from the examining division (Time limit: M04) | 10.05.1999 | Reply to a communication from the examining division | 04.07.2000 | Despatch of a communication from the examining division (Time limit: M04) | 07.11.2000 | Reply to a communication from the examining division | 17.11.2000 | Despatch of a communication from the examining division (Time limit: M02) | 11.01.2001 | Reply to a communication from the examining division | 26.01.2001 | Despatch of communication of intention to grant (Approval: Yes) | 25.05.2001 | Communication of intention to grant the patent | 23.07.2001 | Fee for grant paid | 23.07.2001 | Fee for publishing/printing paid | Opposition(s) | 13.09.2002 | No opposition filed within time limit [2002/49] | Fees paid | Renewal fee | 27.09.1996 | Renewal fee patent year 03 | 08.10.1997 | Renewal fee patent year 04 | 01.10.1998 | Renewal fee patent year 05 | 05.10.1999 | Renewal fee patent year 06 | 04.10.2000 | Renewal fee patent year 07 | 01.10.2001 | Renewal fee patent year 08 |
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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 | [DY] KAISER; LINDNER; LANGHALS: "Synthese von nichtsymmetrisch substituierten Perylen-Fluoreszenzfarbstoffen", CHEMISCHE BERICHTE, vol. 124, no. 3, pages 529 - 535, XP002110435 [DY] 1 * page 529, column 2, lines 13-29 * | [DYX] NAGAO; MISONO: "Synthesis and reaction of perylenecarboxylic acid derivatives", BULL. CHEM. SOC. JPN., vol. 54, no. 5, pages 1575 - 1576 [DY] 6 * page 1576; table 3 *[X] 18-22 | [YX] NAGAO; ABE; MISONO: "Synthesis and properties of N-Alkylbromoperylene-3,4-dicarboximides", DYES AND PIGMENTS, vol. 16, pages 19 - 25, XP000208007, DOI: doi:10.1016/0143-7208(91)87017-H [Y] 6 * page 23; table 4 *[X] 18-22 DOI: http://dx.doi.org/10.1016/0143-7208(91)87017-H | [DYX] CHEMICAL ABSTRACTS, vol. 85, no. 3, 19 July 1976, Columbus, Ohio, US; abstract no. 20928s, NAGAO; MISONO: "Synthesis and reactions of perylenecarboxylic derivatives" page 649; [DY] 6 * abstract *[X] 18-22 | [DYX] SHIKIZAI KYOKAISHI, vol. 49, no. 1, pages 29 - 34 [X] 18-22 |