EP0564723 - An improved process for the synthesis of D(+) Biotin [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 29.08.2003 Database last updated on 18.10.2024 | Most recent event Tooltip | 11.07.2008 | Change - representative | published on 13.08.2008 [2008/33] | Applicant(s) | For all designated states Council of Scientific and Industrial Research Rafi Marg New Delhi 110 001 / IN | [N/P] |
Former [1993/41] | For all designated states Council of Scientific and Industrial Research Rafi Marg New Delhi 110 001 / IN | Inventor(s) | 01 /
Ravindranathan, Thottappillil National Chemical Laboratory, Pune-411008 Maharashtra / IN | 02 /
Chavan, Subhash Prataprao National Chemical Laboratory, Pune-411008 Maharashtra / IN | 03 /
Tejwani, Rajkumar Bhagwandas National Chemical Laboratory, Pune-411008 Maharashtra / IN | [1993/41] | Representative(s) | Lamb, Martin John Carstairs, et al Marks & Clerk LLP 15 Fetter Lane London EC4A 1BW / GB | [N/P] |
Former [2008/33] | Lamb, Martin John Carstairs, et al Marks & Clerk 90 Long Acre London WC2E 9RA / GB | ||
Former [2003/31] | Lamb, Martin John Carstairs, et al Marks & Clerk, 57-60 Lincolns Inn Fields London WC2A 3LS / GB | ||
Former [1993/41] | Clifford, Frederick Alan MARKS & CLERK, 57/60 Lincoln's Inn Fields London WC2A 3LS / GB | Application number, filing date | 92303027.4 | 06.04.1992 | [1993/41] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0564723 | Date: | 13.10.1993 | Language: | EN | [1993/41] | Type: | B1 Patent specification | No.: | EP0564723 | Date: | 23.10.2002 | Language: | EN | [2002/43] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 05.01.1993 | Classification | IPC: | C07D495/04, // (C07D495/04, 333:00, 235:00) | [1993/41] | CPC: |
C07D495/04 (EP,US)
| Designated contracting states | CH, DE, FR, GB, IT, LI [1993/41] | Title | German: | Verfahren zur Synthese von D(+)-Biotin | [1993/41] | English: | An improved process for the synthesis of D(+) Biotin | [1993/41] | French: | Procédé pour la synthèse de D(+)-biotine | [1993/41] | Examination procedure | 16.12.1993 | Examination requested [1994/06] | 05.07.1994 | Despatch of a communication from the examining division (Time limit: M06) | 11.01.1995 | Reply to a communication from the examining division | 09.10.1995 | Despatch of a communication from the examining division (Time limit: M06) | 19.04.1996 | Reply to a communication from the examining division | 01.10.1997 | Despatch of a communication from the examining division (Time limit: M06) | 03.04.1998 | Reply to a communication from the examining division | 11.05.2000 | Date of oral proceedings | 01.08.2000 | Despatch of a communication from the examining division (Time limit: M04) | 01.08.2000 | Minutes of oral proceedings despatched | 08.12.2000 | Reply to a communication from the examining division | 18.02.2002 | Despatch of communication of intention to grant (Approval: Yes) | 15.05.2002 | Communication of intention to grant the patent | 19.07.2002 | Fee for grant paid | 19.07.2002 | Fee for publishing/printing paid | Opposition(s) | 24.07.2003 | No opposition filed within time limit [2003/42] | Fees paid | Renewal fee | 11.04.1994 | Renewal fee patent year 03 | 04.04.1995 | Renewal fee patent year 04 | 16.04.1996 | Renewal fee patent year 05 | 12.04.1997 | Renewal fee patent year 06 | 14.04.1998 | Renewal fee patent year 07 | 14.04.1999 | Renewal fee patent year 08 | 13.04.2000 | Renewal fee patent year 09 | 12.04.2001 | Renewal fee patent year 10 | 12.04.2002 | Renewal fee patent year 11 |
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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 | [A]DE3926690 (MERCK PATENT GMBH [DE]); | [A]DE3018109 (BASF AG [DE]) | [AD] - TETRAHEDRON LETTERS. vol. 29, no. 1, 1988, OXFORD GB pages 57 - 60 E.J. COREY ET AL. 'A simple and enantioselective synthesis of (+)-biotin' |