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EP0313867
European procedure
Extract from the Register of European Patents
EP About this file: EP0313867
| EP0313867 - Organopolysiloxanes with Bunte salt groups [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 03.08.1993 Database last updated on 18.11.2024 | Most recent event Tooltip | 03.08.1993 | No opposition filed within time limit | published on 22.09.1993 [1993/38] | Applicant(s) | For all designated states Th. Goldschmidt AG Goldschmidtstrasse 100 45127 Essen / DE | [N/P] |
| Former [1989/18] | For all designated states Th. Goldschmidt AG Goldschmidtstrasse 100 D-45127 Essen / DE | Inventor(s) | 01 /
Grüning, Burghard, Dr. Waldsaum 11 D-4300 Essen 1 / DE | [1989/18] | Application number, filing date | 88116285.3 | 01.10.1988 | [1989/18] | Priority number, date | DE19873735086 | 16.10.1987 Original published format: DE 3735086 | [1989/18] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0313867 | Date: | 03.05.1989 | Language: | DE | [1989/18] | Type: | A3 Search report | No.: | EP0313867 | Date: | 13.06.1990 | Language: | DE | [1990/24] | Type: | B1 Patent specification | No.: | EP0313867 | Date: | 30.09.1992 | Language: | DE | [1992/40] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 24.04.1990 | Classification | IPC: | C08G77/38, D06M15/647, // C08G77/46 | [1989/18] | CPC: |
C08G77/392 (EP,US);
C08G77/46 (EP,US);
D06M15/65 (EP,US);
Y10T428/2958 (EP,US);
Y10T428/2962 (EP,US)
| Designated contracting states | BE, CH, DE, FR, GB, IT, LI, NL [1989/18] | Title | German: | Organopolysiloxane mit Buntesalzgruppen | [1989/18] | English: | Organopolysiloxanes with Bunte salt groups | [1989/18] | French: | Organopolysiloxanes contenant des groupes de sels de Bunte | [1989/18] | Examination procedure | 08.10.1988 | Examination requested [1989/18] | 19.03.1992 | Despatch of communication of intention to grant (Approval: Yes) | 31.03.1992 | Communication of intention to grant the patent | 30.05.1992 | Fee for grant paid | 30.05.1992 | Fee for publishing/printing paid | Opposition(s) | 01.07.1993 | No opposition filed within time limit [1993/38] | Fees paid | Renewal fee | 12.10.1990 | Renewal fee patent year 03 | 10.10.1991 | 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 | [Y]EP0130460 (GOLDSCHMIDT AG TH [DE]); | [Y]EP0032310 (UNION CARBIDE CORP [US]); | [A]EP0193402 (TORAY SILICONE CO [JP]); | [A]EP0016907 (GOLDSCHMIDT AG TH [DE]) | [A] - JOURNAL OF POLYMER SCIENCE. POLYMER LETTERS EDITION | Examination | - JOURNAL OF POLYMER SCIENCE. POLYMER LETTERS EDITION, Band 23, No. 9, September 1985, Seiten 465-467, New York. Us; D.G. Bannister et al.: "A Water-Soluble Siloxane: Poly(ethylene glycol) Comb Polymer" |