EP3647304 - Bibliographic data
PROCÉDÉ DE PRÉPARATION DE 2-FLUOROACRYLATE
| Last update | 14/06/2025 |
|---|---|
| Legal status | Brevet déchu |
| Origin | Euro-PCT |
| (73) Holder |
Linhai Tianyu Pharmaceutical Co., Ltd. No.15 The East China Sea Fifth Avenue
Linhai Park
Chemical Raw Material Base
Zhejiang 317016
Chine
Shanghai Qixun Pharmaceutical Technology Co., Ltd. 5/F, No.9, Lane 500,
Furonghua Road,
Pudong New District,
Shanghai 201321
Chine
|
|---|---|
| (72) Inventors |
Kunlun QIU Shanghai 200231
Chine
Wenbo WANG Shanghai 200231
Chine
Qianjie YU Shanghai 200231
Chine
Botao LI Shanghai 200231
Chine
Xiongdong LIAN Shanghai 200231
Chine
Gongyong LI Shanghai 200231
Chine
|
| (74) Agent |
Mail recipient V.O. P.O. Box 87930
2508 DH Den Haag
Pays-Bas
|
| (21) Request number | EP18825404.9 |
|---|---|
| (22) Request date | 11/01/2018 |
| (11) Publication number | EP3647304 |
|---|---|
| Publication date | 03/11/2021 |
| (54) Title of the invention | PROCÉDÉ DE PRÉPARATION DE 2-FLUOROACRYLATE |
|---|---|
| (51) International classification | C07C 67/14, C07C 69/653, C07C 41/30, C07C 41/50, C07C 43/192, C07C 43/313, C07C 45/51, C07C 47/24, C07C 51/285, C07C 57/54 |
| International classification (before reform) | None |
| Claimed priority |
(31) Number: 201710505701 |
|---|---|
| Initial application | None |
| Divisional application | None |
| Expected annuity |
Annuity: 5 -
Amount: 90 € -
Due date 31/01/2022
Surtax: 5 - Amount: 18 € - Due date 01/08/2022 |
|---|---|
| Last annuity | None |
| Publication | None |
|---|---|
| History | Publication de la délivrance du brevet européen - Legal date 03/11/2021 Entrée en période de grâce du brevet d'invention - Legal date 02/02/2022 Déchéance du brevet d'invention après période de grâce - Legal date 31/01/2022 |