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EP0176085
European procedure
Extract from the Register of European Patents
EP About this file: EP0176085
| EP0176085 - 4-Substituted-1,2,3,6-tetrahydrophthalic acid anhydride and production process thereof [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 17.02.1994 Database last updated on 02.09.2024 | Most recent event Tooltip | 17.02.1994 | No opposition filed within time limit | published on 06.04.1994 [1994/14] | Applicant(s) | For all designated states NISSAN CHEMICAL INDUSTRIES LTD. 3-7-1, Kanda Nishiki-cho Chiyoda-ku Tokyo / JP | [N/P] |
| Former [1986/14] | For all designated states NISSAN CHEMICAL INDUSTRIES LTD. 3-7-1, Kanda Nishiki-cho Chiyoda-ku Tokyo / JP | Inventor(s) | 01 /
Sato, Fumie No. 1-402, Akamatsu-cho 7-2 Chigasaki-shi Kanagawa-ken / JP | [1986/14] | Representative(s) | Ter Meer Steinmeister & Partner Patentanwälte mbB Nymphenburger Strasse 4 80335 München / DE | [N/P] |
| Former [1986/14] | TER MEER - MÜLLER - STEINMEISTER & PARTNER Mauerkircherstrasse 45 D-81679 München / DE | Application number, filing date | 85112129.3 | 24.09.1985 | [1986/14] | Priority number, date | JP19840199855 | 25.09.1984 Original published format: JP 19985584 | [1986/14] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0176085 | Date: | 02.04.1986 | Language: | EN | [1986/14] | Type: | A3 Search report | No.: | EP0176085 | Date: | 16.07.1986 | Language: | EN | [1986/29] | Type: | B1 Patent specification | No.: | EP0176085 | Date: | 14.04.1993 | Language: | EN | [1993/15] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 28.05.1986 | Classification | IPC: | C07F7/18, C07F7/12 | [1986/14] | CPC: |
C08K5/54 (EP,US);
C07F7/12 (EP,US);
C07F7/1804 (EP,US)
| Designated contracting states | BE, CH, DE, FR, GB, LI, NL, SE [1986/14] | Title | German: | 4-Substituiertes-1,2,3,6-Tetrahydrophthalsäure-Anhydrid und Verfahren zu dessen Produktion | [1986/14] | English: | 4-Substituted-1,2,3,6-tetrahydrophthalic acid anhydride and production process thereof | [1986/14] | French: | Anhydride de l'acide 4-substitué-1,2,3,6 tétrahydrophtalique et son procédé de production | [1986/14] | Examination procedure | 28.11.1986 | Examination requested [1987/05] | 29.04.1988 | Despatch of a communication from the examining division (Time limit: M06) | 27.10.1988 | Reply to a communication from the examining division | 14.03.1989 | Despatch of a communication from the examining division (Time limit: M06) | 15.09.1989 | Reply to a communication from the examining division | 16.08.1990 | Despatch of a communication from the examining division (Time limit: M03) | 14.11.1990 | Reply to a communication from the examining division | 30.08.1991 | Despatch of a communication from the examining division (Time limit: M04) | 20.12.1991 | Reply to a communication from the examining division | 29.05.1992 | Despatch of communication of intention to grant (Approval: Yes) | 10.09.1992 | Communication of intention to grant the patent | 30.09.1992 | Fee for grant paid | 30.09.1992 | Fee for publishing/printing paid | Opposition(s) | 15.01.1994 | No opposition filed within time limit [1994/14] | Fees paid | Renewal fee | 18.09.1987 | Renewal fee patent year 03 | 15.09.1988 | Renewal fee patent year 04 | 15.09.1989 | Renewal fee patent year 05 | 17.09.1990 | Renewal fee patent year 06 | 16.09.1991 | Renewal fee patent year 07 | 16.09.1992 | 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. | Lapses during opposition Tooltip | BE | 14.04.1993 | CH | 14.04.1993 | LI | 14.04.1993 | NL | 14.04.1993 | SE | 14.04.1993 | [1994/03] |
| Former [1993/52] | BE | 14.04.1993 | |
| NL | 14.04.1993 | ||
| SE | 14.04.1993 | ||
| Former [1993/51] | BE | 14.04.1993 | |
| NL | 14.04.1993 | Documents cited: | Search | [Y]DE1114491 (EXXON RESEARCH ENGINEERING CO) | [YD] - TETRAHEDRON LETTERS, no. 36, 1978, pages 3323 - 3324, Pergamon Press Ltd., GB; D.G. BATT et al.: "Synthesis and cycloaddition reactions of 2-triethylsilyl-1,3-butadiene" | [XP] - CHEMISTRY AND INDUSTRY, 15th October 1984, pages 743 - 744; F. SATO et al.: "New silane coupling agents with the buta-1,3-diene moiety" | Examination | WO8400366 |