EP3974454 - Bibliographic data

PROCÉDÉ DE PRÉPARATION DE SUGAMMADEX SODIUM DE HAUTE PURETÉ

Last update 10/07/2025
Legal status Brevet déchu
Origin Euro-PCT

(73) Holder

Hefei Bosikc Pharmtech Co., Ltd.

Floor 2, Block A, Xiangfeng Creative Park No. 211, Xiangzhang Avenue
High-tech Zone Hefei Anhui 230088
Chine
(72) Inventors

Hui GUO

Floor 2, Block A, Xiangfeng Creative Park No. 211, Xiangzhang Avenue, High-tech Zone
Hefei, Anhui 230088
Chine

Youling WU

Floor 2, Block A, Xiangfeng Creative Park No. 211, Xiangzhang Avenue, High-tech Zone
Hefei, Anhui 230088
Chine

Pan PAN

Floor 2, Block A, Xiangfeng Creative Park No. 211, Xiangzhang Avenue, High-tech Zone
Hefei, Anhui 230088
Chine

Mingming LI

Floor 2, Block A, Xiangfeng Creative Park No. 211, Xiangzhang Avenue, High-tech Zone
Hefei, Anhui 230088
Chine

Jianfei SHEN

Floor 2, Block A, Xiangfeng Creative Park No. 211, Xiangzhang Avenue, High-tech Zone
Hefei, Anhui 230088
Chine
(74) Agent

Mail recipient

Proi World Intellectual Property GmbH

Obermattweg 12
6052 Hergiswil, Kanton Nidwalden
Suisse

(21) Request number EP20809490.4
(22) Request date 15/05/2020

(11) Publication number EP3974454
Publication date 10/01/2024

(54) Title of the invention PROCÉDÉ DE PRÉPARATION DE SUGAMMADEX SODIUM DE HAUTE PURETÉ
(51) International classification C08B 37/16A61K 9/08A61K 31/724A61P 21/00
International classification (before reform) None

Claimed priority

(31) Number: 201910426525
(32) Date: 22/05/2019
(33) Country: CN

Initial application None
Divisional application None

Expected annuity Annuity: 5 - Amount: 100 € - Due date 31/05/2024
Surtax: 5 - Amount: 20 € - Due date 02/12/2024
Last annuity None

Publication None
History

Publication de la délivrance du brevet européen - Legal date 10/01/2024


Entrée en période de grâce du brevet d'invention - Legal date 01/06/2024


Déchéance du brevet d'invention après période de grâce - Legal date 31/05/2024