EP0376883 - Enantiomeric silanes, modified support and its use [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 10.02.1994 Database last updated on 29.10.2024 | Most recent event Tooltip | 10.02.1994 | No opposition filed within time limit | published on 30.03.1994 [1994/13] | Applicant(s) | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 4002 Basel / CH | [N/P] |
Former [1990/27] | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 CH-4002 Basel / CH | Inventor(s) | 01 /
Lohmann, Dieter, Dr. Mittelweg 56 CH-4142 Münchenstein / CH | 02 /
Däppen, Richard, Dr. Neumattstrasse 31 CH-4142 Münchenstein / CH | [1990/27] | Application number, filing date | 89810942.6 | 12.12.1989 | [1990/27] | Priority number, date | CH19880004761 | 20.12.1988 Original published format: CH 476188 | [1990/27] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0376883 | Date: | 04.07.1990 | Language: | DE | [1990/27] | Type: | B1 Patent specification | No.: | EP0376883 | Date: | 07.04.1993 | Language: | DE | [1993/14] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.05.1990 | Classification | IPC: | C07F7/18, B01J20/28 | [1990/27] | CPC: |
B01J20/3261 (EP,US);
B01J20/289 (EP,US);
B01J20/29 (EP,US);
B01J20/3219 (EP,US);
C07F7/1804 (EP,US)
| Designated contracting states | CH, DE, FR, GB, IT, LI, NL, SE [1990/27] | Title | German: | Enantiomere Silane, modifiziertes Trägermaterial und dessen Verwendung | [1990/27] | English: | Enantiomeric silanes, modified support and its use | [1990/27] | French: | Silanes énantiomères, support modifié et son utilisation | [1990/27] | Examination procedure | 15.12.1989 | Examination requested [1990/27] | 21.07.1992 | Despatch of communication of intention to grant (Approval: Yes) | 02.10.1992 | Communication of intention to grant the patent | 04.12.1992 | Fee for grant paid | 04.12.1992 | Fee for publishing/printing paid | Opposition(s) | 08.01.1994 | No opposition filed within time limit [1994/13] | Fees paid | Renewal fee | 17.10.1991 | Renewal fee patent year 03 | 28.10.1992 | Renewal fee patent year 04 |
Opt-out from the exclusive Tooltip competence of the Unified Patent Court | See the Register of the Unified Patent Court for opt-out data | ||
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 | [AP]EP0298734 (SHINETSU CHEMICAL CO [JP]) | [A] - CHEMICAL ABSTRACTS | [ ] - CHEMICAL ABSTRACTS | Examination | - CHEMICAL ABSTRACTS Band 107, Nr. 23, 7. December 1987, Seite 289, Zusammenfassung Nr. 214302b, Coumbus, Ohio, US; K Iwaki et al.: "Optical resolution of enantiomeric amino acid derivatives on a naphthylethylurea multiple-bonded chiral stationary phase prepared via anactivated carbamate intermediate"; & J. Chromatography 1987, 404(1), 117-22 | - CHEMICAL ABSTRACTS Band 106, Nr. 21, 25. May 1987, Seite 774, Zusammenfassung Nr. 176817t, Coumbus, Ohio, US; N.Oi et al.: "Enantiomer separation by HPLC with some urea derivatives of L-valine as novel chiral stationary phases" & J. Liq. Chromatography 1986, 9(2-3), 511-17 | - CHEMICAL ABSTRACTS Band 103, Nr. 17, 28. October 1985, Seite 6, Zusammenfassung Nr 141090m, Columbus, Ohio, US; W H Pirkle et al.: "Alpha-Arylalkylamine-derived chiral stationary phases. Evaluation of urea linkages"; & J. Chromatography 1985, 322(2), 295-307 |