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EP0695737
European procedure
Extract from the Register of European Patents
EP About this file: EP0695737
| EP0695737 - Process for the preparation of substituted nitro-arylamines [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.04.1998 Database last updated on 02.11.2024 | Most recent event Tooltip | 04.01.2003 | Lapse of the patent in a contracting state | published on 19.02.2003 [2003/08] | Applicant(s) | For all designated states BAYER AG 51368 Leverkusen / DE | [N/P] |
| Former [1996/06] | For all designated states BAYER AG D-51368 Leverkusen / DE | Inventor(s) | 01 /
Jautelat, Manfred, Dr. Müllersbaum 28 D-51399 Burscheid / DE | [1996/06] | Application number, filing date | 95111426.3 | 20.07.1995 | [1996/06] | Priority number, date | DE19944427249 | 02.08.1994 Original published format: DE 4427249 | [1996/06] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0695737 | Date: | 07.02.1996 | [1996/06] | Type: | B1 Patent specification | No.: | EP0695737 | Date: | 18.06.1997 | Language: | DE | [1997/25] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 03.11.1995 | Classification | IPC: | C07C209/62, C07C211/52 | [1996/06] | CPC: |
C07C209/02 (EP,US);
C07C211/52 (EP,KR,US);
C07C209/62 (EP,US)
| Designated contracting states | BE, DE, FR, GB, IT, NL [1996/06] | Title | German: | Verfahren zur Herstellung nitrosubstituierter Arylamine | [1996/06] | English: | Process for the preparation of substituted nitro-arylamines | [1996/06] | French: | Procédé pour la préparation de nitrosubstituées arylamines | [1996/06] | Examination procedure | 02.07.1996 | Examination requested [1996/35] | 18.09.1996 | Despatch of communication of intention to grant (Approval: Yes) | 16.12.1996 | Communication of intention to grant the patent | 11.02.1997 | Fee for grant paid | 11.02.1997 | Fee for publishing/printing paid | Opposition(s) | 19.03.1998 | No opposition filed within time limit [1998/24] |
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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. | Lapses during opposition Tooltip | NL | 18.06.1997 | [2003/08] | Documents cited: | Search | [A]US5117063 (STERN MICHAEL K [US], et al) [A] 1 * column W *; | [AD]US5252737 (STERN MICHAEL K [US], et al) [AD] 1 * claim 1 *; | [AD] - N.R. AYYANGAR ET AL., "A novel reaction of acetanilide with nitrobenzene in DMSO.", TETRAHEDRON LETTERS, OXFORD GB, vol. 31, no. 22, doi:doi:10.1016/S0040-4039(00)94736-1, pages 3217 - 3220, XP026608175 [AD] 1 * the whole document * DOI: http://dx.doi.org/10.1016/S0040-4039(00)94736-1 | by applicant | US5252737 | WO9324447 | - TETRAH. LETT., (1990), vol. 22, pages 3217 - 3220 |