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EP0162701
European procedure
Extract from the Register of European Patents
EP About this file: EP0162701
| EP0162701 - Process for producing etoposide and intermediate for use therein [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 13.06.1990 Database last updated on 11.04.2026 | Most recent event Tooltip | 13.06.1990 | No opposition filed within time limit | published on 01.08.1990 [1990/31] | Applicant(s) | For all designated states NIPPON KAYAKU KABUSHIKI KAISHA Tokyo Fujimi Bldg. 11-2 Fujimi 1-chome Chiyoda-ku Tokyo 102 / JP | [N/P] |
| Former [1985/48] | For all designated states NIPPON KAYAKU KABUSHIKI KAISHA Tokyo Fujimi Bldg. 11-2 Fujimi 1-chome Chiyoda-ku Tokyo 102 / JP | Inventor(s) | 01 /
Fujii, Tadashi 2-304, 410-11 Kakura Iwatsuki-shi Saitama-ken / JP | 02 /
Chikui, Yukio 2-12-8-302 Akabane Kita-ku Tokyo / JP | [1985/48] | Representative(s) | Woods, Geoffrey Corlett, et al J A Kemp 14 South Square Gray's Inn London WC1R 5JJ / GB | [N/P] |
| Former [1985/48] | Woods, Geoffrey Corlett, et al J.A. KEMP & CO. 14 South Square Gray's Inn London WC1R 5LX / GB | Application number, filing date | 85303577.2 | 21.05.1985 | [1985/48] | Priority number, date | JP19840101766 | 22.05.1984 Original published format: JP 10176684 | [1985/48] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0162701 | Date: | 27.11.1985 | Language: | EN | [1985/48] | Type: | A3 Search report | No.: | EP0162701 | Date: | 10.09.1986 | Language: | EN | [1986/37] | Type: | B1 Patent specification | No.: | EP0162701 | Date: | 09.08.1989 | Language: | EN | [1989/32] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 24.07.1986 | Classification | IPC: | C07H17/04, C07D493/04, // (C07D493/04, 317:00, 307:00) | [1985/48] | CPC: |
C07D493/04 (EP,US);
C07H17/04 (EP,US)
| Designated contracting states | CH, DE, FR, GB, IT, LI, NL, SE [1985/48] | Title | German: | Verfahren zur Herstellung von Etoposide und verwendete Zwischenprodukte | [1985/48] | English: | Process for producing etoposide and intermediate for use therein | [1985/48] | French: | Procédé pour la préparation d'étoposide et intermédiaires utilisés | [1985/48] | Examination procedure | 16.02.1987 | Examination requested [1987/17] | 10.12.1987 | Despatch of a communication from the examining division (Time limit: M06) | 20.06.1988 | Reply to a communication from the examining division | 15.09.1988 | Despatch of communication of intention to grant (Approval: Yes) | 14.12.1988 | Communication of intention to grant the patent | 08.03.1989 | Fee for grant paid | 08.03.1989 | Fee for publishing/printing paid | Opposition(s) | 10.05.1990 | No opposition filed within time limit [1990/31] | Fees paid | Renewal fee | 14.05.1987 | Renewal fee patent year 03 | 17.05.1988 | Renewal fee patent year 04 | 16.05.1989 | Renewal fee patent year 05 |
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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 | [Y] JP58225096 | [Y] JP58219196 | [Y] CHEMICAL ABSTRACTS, vol. 101, no. 3, July 1984, page 639, no. 23883h, Columbus, Ohio, US; & JP - A - 58 225 096 (NIPPON KAYAKU CO., LTD.) 27-12-1983 [Y] | [Y] CHEMICAL ABSTRACTS, vol. 100, no. 21, May 1984, page 670, no. 175210d, Columbus, Ohio, US; & JP - A - 58 219 196 (NIPPON KAYAKU CO., LTD.) 20-12-1983 [Y] | Examination | Protective groups in Organic Synthesis. T.W. Greene, pages 55, 56, 88 [Y] |