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EP0521675
European procedure
Extract from the Register of European Patents
EP About this file: EP0521675
| EP0521675 - Supercritical extraction of taxanes [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 27.02.1998 Database last updated on 15.07.2024 | Most recent event Tooltip | 27.02.1998 | No opposition filed within time limit | published on 15.04.1998 [1998/16] | Applicant(s) | For all designated states E.R. SQUIBB & SONS, INC. Lawrenceville-Princeton Road Princeton New Jersey 08543-4000 / US | [N/P] |
| Former [1993/01] | For all designated states E.R. SQUIBB & SONS, INC. Lawrenceville-Princeton Road Princeton New Jersey 08543-4000 / US | Inventor(s) | 01 /
Nair, Jayaprakash B. 7 Villanova Drive Kendall Park, NJ / US | [1997/17] |
| Former [1993/01] | 01 /
Nair, Jayaprakash B. 7 Villanova Drive Kendall Park, New Jersey / US | Representative(s) | Thomas, Roger Tamlyn, et al D. Young & Co. 21 New Fetter Lane London EC4A 1DA / GB | [1993/01] | Application number, filing date | 92305953.9 | 29.06.1992 | [1993/01] | Priority number, date | US19910726421 | 05.07.1991 Original published format: US 726421 | [1993/01] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0521675 | Date: | 07.01.1993 | Language: | EN | [1993/01] | Type: | B1 Patent specification | No.: | EP0521675 | Date: | 23.04.1997 | Language: | EN | [1997/17] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 21.10.1992 | Classification | IPC: | C07D305/14, B01D11/04 | [1993/01] | CPC: |
C07D305/14 (EP,US);
Y02P20/54 (EP,US)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, MC, NL, PT, SE [1993/01] | Title | German: | Trennung von Taxanen unter überkritischen Bedingungen | [1993/01] | English: | Supercritical extraction of taxanes | [1993/01] | French: | Séparation des taxanes sous des conditions supercritiques | [1993/01] | Examination procedure | 09.06.1993 | Examination requested [1993/32] | 07.08.1995 | Despatch of a communication from the examining division (Time limit: M06) | 15.02.1996 | Reply to a communication from the examining division | 26.03.1996 | Despatch of communication of intention to grant (Approval: No) | 14.10.1996 | Despatch of communication of intention to grant (Approval: later approval) | 17.10.1996 | Communication of intention to grant the patent | 16.12.1996 | Fee for grant paid | 16.12.1996 | Fee for publishing/printing paid | Opposition(s) | 24.01.1998 | No opposition filed within time limit [1998/16] | Fees paid | Renewal fee | 14.06.1994 | Renewal fee patent year 03 | 01.05.1995 | Renewal fee patent year 04 | 10.06.1996 | 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 | [AD]US4206221 (MILLER ROGER W [US], et al); | [A]US4964995 (CHUM HELENA L [US], et al) | [A] - JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, vol. 93, no. 9, 5 May 1971, Washington, DC, US, pages 2325 - 2327; M.C. WANI ET AL.: 'Plant tumour agents. VI. The isolation and structure of taxol, a novel antileukaemic and antitumour agent from Taxus brevifolia' | [XP] - CHEMICAL ABSTRACTS, vol. 116, no. 26, 29 June 1992, Columbus, Ohio, US; abstract no. 262349E, D.W. JENNINGS et al. 'Supercritical extraction of taxol from the bark of Taxus brevifolia' page 446 ; | Examination | - JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, vol. 93, no. 9, 05 May 1971, Washington, DC (US); M.C. WANI et al., pp. 2325-2327 | - CHEMICAL ABSTRACTS, vol. 116, no. 26, 29 June 1992, Columbus, OH (US); D.W. JENNINGS et al., p. 446, no. 262349e |