EP4371972 - PREPARATION METHOD OF VINYL ACETATE BY ETHYLENE PROCESS AND DEVICE THEREOF [Right-click to bookmark this link] | Status | Request for examination was made Status updated on 19.04.2024 Database last updated on 02.08.2024 | Most recent event Tooltip | 19.04.2024 | Publication in section I.1 EP Bulletin | published on 22.05.2024 [2024/21] | 19.04.2024 | Request for examination filed | published on 22.05.2024 [2024/21] | Applicant(s) | For all designated states Tianjin University No.135 Yaguan Road Haihe Education Park Jinnan District Tianjin 300350 / CN | [2024/21] | Inventor(s) | 01 /
ZHANG, Minhua JINNAN DISTRICT - TIANJIN, 300350 / CN | 02 /
GONG, Hao JINNAN DISTRICT - TIANJIN, 300350 / CN | 03 /
DONG, He JINNAN DISTRICT - TIANJIN, 300350 / CN | 04 /
GENG, Zhongfeng JINNAN DISTRICT - TIANJIN, 300350 / CN | 05 /
YU, Yingzhe JINNAN DISTRICT - TIANJIN, 300350 / CN | [2024/21] | Representative(s) | Cabinet Beau de Loménie 158, rue de l'Université 75340 Paris Cedex 07 / FR | [2024/21] | Application number, filing date | 23194327.5 | 30.08.2023 | [2024/21] | Priority number, date | CN202211435930 | 16.11.2022 Original published format: CN202211435930 | [2024/21] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP4371972 | Date: | 22.05.2024 | Language: | EN | [2024/21] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.03.2024 | Classification | IPC: | C07C67/04, C07C67/54, C07C69/14, C07C7/12, C07C11/04 | [2024/21] | CPC: |
C07C67/04 (EP);
C07C67/05 (US);
B01D53/22 (US);
B01J19/0013 (US);
C07C67/54 (EP);
C07C7/12 (EP);
| C-Set: |
C07C67/04, C07C69/14 (EP);
C07C67/54, C07C69/14 (EP);
C07C7/12, C07C11/04 (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, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR [2024/21] | Extension states | BA | 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 VINYLACETAT DURCH EIN ETHYLENVERFAHREN UND VORRICHTUNG DAFÜR | [2024/21] | English: | PREPARATION METHOD OF VINYL ACETATE BY ETHYLENE PROCESS AND DEVICE THEREOF | [2024/21] | French: | PROCÉDÉ DE PRÉPARATION D'ACÉTATE DE VINYLE PAR UN PROCÉDÉ D'ÉTHYLÈNE ET DISPOSITIF ASSOCIÉ | [2024/21] | Examination procedure | 30.08.2023 | Examination requested [2024/21] |
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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 | [IY]US6118021 (GOTTSCHLICH DOUGLAS [US], et al); | [IY]CN105964008 (SINOPEC CHANGCHENG ENERGY CHEMICAL (NINGXIA) CO LTD); | [Y]WO2022083396 (UNIV TIANJIN [CN]) |