EP0554098 - Process for the preparation of imidazo(4,5-b)pyridine derivatives [Right-click to bookmark this link] | |||
Former [1993/31] | Process for the preparation of imidazo 4,5-b pyridine derivatives | ||
[1998/36] | Status | No opposition filed within time limit Status updated on 09.07.1999 Database last updated on 19.07.2024 | Most recent event Tooltip | 09.07.1999 | No opposition filed within time limit | published on 25.08.1999 [1999/34] | Applicant(s) | For all designated states Zeneca Limited 15 Stanhope Gate London W1Y 6LN / GB | [N/P] |
Former [1995/28] | For all designated states ZENECA LIMITED 15 Stanhope Gate London W1Y 6LN / GB | ||
Former [1993/31] | For all designated states Zeneca Limited 15 Stanhope Gate London W1Y 6LN / GB | Inventor(s) | 01 /
Thomas, Andrew Peter Alderley Park Macclesfield, Cheshire, SK10 4TG / GB | 02 /
Lee, Stanley Arnold Alderley Park Macclesfield, Cheshire, SK10 4TG / GB | 03 /
Martin, David Michael Glanville Alderley Park Macclesfield, Cheshire, SK10 4TG / GB | 04 /
Powell, Lyn Alderley Park Macclesfield, Cheshire, SK10 4TG / GB | [1993/31] | Representative(s) | Tait, Brian Steele, et al Intellectual Property Department ZENECA Pharmaceuticals Mereside Alderley Park Macclesfield Cheshire SK10 4TG / GB | [N/P] |
Former [1998/36] | Tait, Brian Steele, et al Intellectual Property Department ZENECA Pharmaceuticals Mereside Alderley Park Macclesfield Cheshire SK10 4TG / GB | ||
Former [1993/31] | Smith, Stephen Collyer, et al ICI Group Patents Services Dept. PO Box 6 Shire Park Bessemer Road Welwyn Garden City Herts, AL7 1HD / GB | Application number, filing date | 93300644.7 | 28.01.1993 | [1993/31] | Priority number, date | GB19920001715 | 28.01.1992 Original published format: GB 9201715 | [1993/31] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0554098 | Date: | 04.08.1993 | Language: | EN | [1993/31] | Type: | A3 Search report | No.: | EP0554098 | Date: | 29.09.1993 | Language: | EN | [1993/39] | Type: | B1 Patent specification | No.: | EP0554098 | Date: | 02.09.1998 | Language: | EN | [1998/36] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.08.1993 | Classification | IPC: | C07D471/04, // A61K31/435 ,(C07D471/04, 235:00, 221:00) | [1993/31] | CPC: |
C07D471/04 (EP,KR,US)
| Designated contracting states | CH, DE, FR, GB, IT, LI [1998/36] |
Former [1993/31] | AT, BE, CH, DE, DK, ES, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE | Title | German: | Verfahren zur Herstellung von Imidazo(4,5-b)Pyridinderivaten | [1993/31] | English: | Process for the preparation of imidazo(4,5-b)pyridine derivatives | [1998/36] | French: | Procédé pour la préparation de dérivés de l'imidazo(4,5-b)pyridine | [1993/31] |
Former [1993/31] | Process for the preparation of imidazo 4,5-b pyridine derivatives | Examination procedure | 21.12.1993 | Examination requested [1994/08] | 31.01.1997 | Despatch of a communication from the examining division (Time limit: M04) | 23.05.1997 | Reply to a communication from the examining division | 15.09.1997 | Despatch of communication of intention to grant (Approval: Yes) | 06.03.1998 | Communication of intention to grant the patent | 18.03.1998 | Fee for grant paid | 18.03.1998 | Fee for publishing/printing paid | Opposition(s) | 03.06.1999 | No opposition filed within time limit [1999/34] | Fees paid | Renewal fee | 16.12.1994 | Renewal fee patent year 03 | 10.01.1996 | Renewal fee patent year 04 | 08.01.1997 | Renewal fee patent year 05 | 08.01.1998 | Renewal fee patent year 06 |
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