EP0150158 - Process for the spray-drying of dyes and optical brighteners easily soluble in water [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 21.01.1993 Database last updated on 02.09.2024 | Most recent event Tooltip | 21.01.1993 | No opposition filed within time limit | published on 10.03.1993 [1993/10] | Applicant(s) | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 4002 Basel / CH | [N/P] |
Former [1985/31] | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 CH-4002 Basel / CH | Inventor(s) | 01 /
Schenkenberger, Ernst, Dr. Brunnenweg 19 D-7888 Rheinfelden / DE | [1985/31] | Application number, filing date | 85810012.6 | 18.01.1985 | [1985/31] | Priority number, date | CH19840000297 | 24.01.1984 Original published format: CH 29784 | [1985/31] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0150158 | Date: | 31.07.1985 | Language: | DE | [1985/31] | Type: | A3 Search report | No.: | EP0150158 | Date: | 05.10.1988 | Language: | DE | [1988/40] | Type: | B1 Patent specification | No.: | EP0150158 | Date: | 18.03.1992 | Language: | DE | [1992/12] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.08.1988 | Classification | IPC: | C09B67/06, D06L3/12, C09B67/42 | [1985/31] | CPC: |
C09B67/0003 (EP,US);
Y10S8/919 (US)
| Designated contracting states | CH, DE, FR, GB, IT, LI [1985/31] | Title | German: | Verfahren zur Sprühtrocknung leicht wasserlöslicher Farbstoffe und optischer Aufheller | [1985/31] | English: | Process for the spray-drying of dyes and optical brighteners easily soluble in water | [1985/31] | French: | Procédé de séchage par pulvérisation de colorants et d'azurants optiques facilement solubles dans l'eau | [1985/31] | Examination procedure | 21.01.1985 | Examination requested [1985/31] | 18.06.1990 | Despatch of a communication from the examining division (Time limit: M06) | 13.12.1990 | Reply to a communication from the examining division | 29.01.1991 | Despatch of a communication from the examining division (Time limit: M04) | 16.04.1991 | Reply to a communication from the examining division | 17.05.1991 | Despatch of communication of intention to grant (Approval: Yes) | 03.09.1991 | Communication of intention to grant the patent | 04.11.1991 | Fee for grant paid | 04.11.1991 | Fee for publishing/printing paid | Opposition(s) | 19.12.1992 | No opposition filed within time limit [1993/10] | Fees paid | Renewal fee | 04.12.1986 | Renewal fee patent year 03 | 12.11.1987 | Renewal fee patent year 04 | 19.11.1988 | Renewal fee patent year 05 | 27.11.1989 | Renewal fee patent year 06 | 26.11.1990 | Renewal fee patent year 07 | 21.11.1991 | Renewal fee patent year 08 |
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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 | [X]FR1372507 (KUHLMANN ETS); | [X]US3447933 (SMITH ADDISON M, et al); | [AD]DE2459895 (CIBA GEIGY AG); | [X]DE2601470 (BAYER AG); | [A]CH603767 (SANDOZ AG) |