EP0590446 - Benzimidazoles and their use as charge stabilizers [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 27.03.1998 Database last updated on 02.09.2024 | Most recent event Tooltip | 27.03.1998 | No opposition filed within time limit | published on 13.05.1998 [1998/20] | Applicant(s) | For all designated states BASF Aktiengesellschaft Carl-Bosch-Strasse 38 67063 Ludwigshafen / DE | [N/P] |
Former [1994/14] | For all designated states BASF Aktiengesellschaft Carl-Bosch-Strasse 38 D-67063 Ludwigshafen / DE | Inventor(s) | 01 /
Schroeder, Gunter-Rudolf, Dr. Turnerstrasse 22 D-6900 Heidelberg / DE | 02 /
Mayer, Udo, Dr. Max-Slevogt-Strasse 27 D-6710 Frankenthal / DE | [1994/14] | Application number, filing date | 93115037.9 | 18.09.1993 | [1994/14] | Priority number, date | DE19924232524 | 29.09.1992 Original published format: DE 4232524 | [1994/14] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0590446 | Date: | 06.04.1994 | Language: | DE | [1994/14] | Type: | A3 Search report | No.: | EP0590446 | Date: | 08.03.1995 | Language: | DE | [1995/10] | Type: | B1 Patent specification | No.: | EP0590446 | Date: | 21.05.1997 | Language: | DE | [1997/21] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 23.01.1995 | Classification | IPC: | C07D487/04, G03G9/08 | [1994/14] | CPC: |
C07D487/04 (EP,US);
C07D235/20 (KR);
G03G9/09758 (EP,US)
| Designated contracting states | CH, DE, FR, GB, IT, LI [1994/14] | Title | German: | Benzimidazole und ihre Anwendung als Ladungsstabilisatoren | [1994/14] | English: | Benzimidazoles and their use as charge stabilizers | [1994/14] | French: | Benzimidazoles et leur utilisation comme stabilisateurs de la charge | [1994/14] | Examination procedure | 10.03.1995 | Examination requested [1995/19] | 02.01.1996 | Despatch of a communication from the examining division (Time limit: M04) | 30.04.1996 | Reply to a communication from the examining division | 16.10.1996 | Despatch of communication of intention to grant (Approval: Yes) | 18.11.1996 | Communication of intention to grant the patent | 18.12.1996 | Fee for grant paid | 18.12.1996 | Fee for publishing/printing paid | Opposition(s) | 24.02.1998 | No opposition filed within time limit [1998/20] | Fees paid | Renewal fee | 20.09.1995 | Renewal fee patent year 03 | 23.09.1996 | Renewal fee patent year 04 |
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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]EP0347695 (BASF AG [DE]) [A] 1,3 * the whole document *; | [D]US4912006 (BREITSCHAFT WALTER [DE], et al); | [AD]DE2733468 (BASF AG) [AD] 1,3 * the whole document *; | [A]JPH04149180 | [A] - PATENT ABSTRACTS OF JAPAN, (19920909), vol. 16, no. 431, Database accession no. (C - 983)<5474>, & JP04149180 A 19920522 (FUJI PHOTO FILM CO LTD) [A] 1,3 * abstract * |