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EP3744760
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EP About this file: EP3744760
| EP3744760 - METHOD OF MANUFACTURING SIOC LINKED POLYETHER BRANCHED IN SILOXANE SECTION [Right-click to bookmark this link] | Status | Examination is in progress Status updated on 09.02.2024 Database last updated on 11.05.2024 | |
| Former | Request for examination was made Status updated on 21.05.2021 | ||
| Former | The application has been published Status updated on 30.10.2020 | Most recent event Tooltip | 14.02.2024 | New entry: Despatch of examination report + time limit | Applicant(s) | For all designated states Evonik Operations GmbH Rellinghauser Straße 1-11 45128 Essen / DE | [2020/49] | Inventor(s) | 01 /
KNOTT, Wilfried Rechtstr. 9-11 45355 Essen / DE | 02 /
DUDZIK, Horst Palmbuschweg 108 45326 Essen / DE | [2020/49] | Representative(s) | Evonik Patent Association c/o Evonik Industries AG IP Management Bau 1042A/PB 15 Paul-Baumann-Straße 1 45772 Marl / DE | [2020/49] | Application number, filing date | 19176875.3 | 28.05.2019 | [2020/49] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP3744760 | Date: | 02.12.2020 | Language: | DE | [2020/49] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 30.10.2019 | Classification | IPC: | C08G77/46, C08G77/14 | [2020/49] | CPC: |
C08G77/46 (EP,CN,US);
C08G77/38 (US);
C08G77/08 (US);
C08G77/70 (CN,US);
C08L83/04 (EP);
C08L83/12 (CN);
C09D7/65 (CN);
C09J11/08 (CN);
D06M15/647 (CN);
C08G77/10 (US);
C08G77/14 (EP);
C08G77/16 (EP);
| C-Set: |
C08L83/04, C08L71/02 (EP)
| Designated contracting states | AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR [2021/25] |
| Former [2020/49] | AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR | Extension states | BA | Not yet paid | ME | Not yet paid | Validation states | KH | Not yet paid | MA | Not yet paid | MD | Not yet paid | TN | Not yet paid | Title | German: | VERFAHREN ZUR HERSTELLUNG VON IM SILOXANTEIL VERZWEIGTEN SIOC-VERKNÜPFTEN POLYETHERSILOXANEN | [2020/49] | English: | METHOD OF MANUFACTURING SIOC LINKED POLYETHER BRANCHED IN SILOXANE SECTION | [2020/49] | French: | PROCÉDÉ DE FABRICATION DE POLYÉTHERSILOXANES LIÉS AU SIOC RAMIFIÉS DANS LA PARTIE SILOXANE | [2020/49] | Examination procedure | 14.05.2021 | Amendment by applicant (claims and/or description) | 14.05.2021 | Examination requested [2021/25] | 14.05.2021 | Date on which the examining division has become responsible | 13.02.2024 | Despatch of a communication from the examining division (Time limit: M04) | Fees paid | Renewal fee | 18.05.2021 | Renewal fee patent year 03 | 25.05.2022 | Renewal fee patent year 04 | 26.05.2023 | Renewal fee patent year 05 |
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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]WO2008066746 (DOW CORNING [US], et al) [A] 1-16 * example 1 *; | [A]WO2009153134 (DOW CORNING [US], et al) [A] 1-16 * example 1 *; | [A]EP3401353 (EVONIK DEGUSSA GMBH [DE]) [A] 1-16 * claims 1,7 ** examples 1,3,4 *; | [A]EP3467006 (EVONIK DEGUSSA GMBH [DE]) [A] 1-16 * claims 1,6 * * examples 1,4,5 *; | [E]EP3492513 (EVONIK DEGUSSA GMBH [DE]) [E] 1-6,8-17 * claims 1-13 * * examples 1-8 * | by applicant | US2910496 | US3346610 | DE1545110 | US3595885 | US3775452 | US4066680 | EP0075703 | US4380451 | US5158922 | EP0654302 | EP1031603 | EP3321304 | EP3401353 | EP3467006 | - S. N. BORISOVN. G.SVIRIDOVA, J. Organomet. Chem., (19680000), vol. 11, pages 27 - 33 | - Handbook of Chemistry and Physics, CRC-Press, (19770000), page D2 | - L. GREB, Chem. Eur. J., Wiley-VCH Verlag GmbH & Co. KGaA, (20180000), vol. 24, pages 17881 - 17896 | - J. POLA et al., Collect. Czech. Chem. Commun., (19740000), vol. 39, no. 5, pages 17886 - 17890 | - "O-Metal Derivates of Organic Hydroxy Compounds", W. SIMMLERHOUBEN-WEYL, Methods of Organic Chemistry, vol. VI/2, page 162 ff | EP20170169876 | EP20170195510 |