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European patent · EP4183421 · In force

Register entry

Publication number
EP4183421
Application number
EP21855628
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Aug 13, 2021
Published
May 24, 2023
Granted
Jun 3, 2026
Protection ends at the latest
Aug 12, 2041
Next annual fee due
Aug 31, 2027
IPC classes
A61K 47/68 (2017.01)
A61K 47/54 (2017.01)
C07K 16/32 (2006.01)
A61P 35/00 (2006.01)
C07B 59/00 (2006.01)
Priority
CN 202010814877 13.08.2020
PCT application
PCT/CN2021/112462 13.08.2021
PCT publication
WO2022/033578 17.02.2022
Filing language
Chinese
Source
Swissreg

History

What the Federal Institute of Intellectual Property published about this title, newest first.

  1. Sep 1, 2026

    Next annual fee due on

    Next annual fee due on
    31.08.2026 → 31.08.2027

    Published in Swissreg on 01.09.2026

  2. Aug 7, 2026

    Agent entered

    Representative
    VALIPAT, c/o BOVARD LTD, Optingenstrasse 16, 3013 Bern

    Published in Swissreg on 07.08.2026

  3. Jun 3, 2026

    Granted

    Specification status
    Non-published patent application → Granted patent
    Status of protective title
    Initiated → Active

    Published in Swissreg on 03.06.2026

Parties

Holder

Chia Tai Tianqing Pharmaceutical Group Co., Ltd.

No.369 Yuzhou South Rd., Lianyungang City, Jiangsu 222062, CN

Nanjing Shunxin Pharmaceuticals Co., Ltd. of Chiatai Tianqing Pharmaceutical Group

No. 1099 Fuying Road Jiangning High-tech Zone Jiangning District, Nanjing City, Jiangsu 211100, CN

Agent

VALIPAT c/o BOVARD LTD

Optingenstrasse 16, 3013 Bern

Inventor

ZHANG, Xiquan

Nanjing City, Jiangsu 211100, CN

CHEN, Tianxi

Nanjing City, Jiangsu 211100, CN

FENG, Weiwei

Nanjing City, Jiangsu 211100, CN

ZHANG, Bing

Nanjing City, Jiangsu 211100, CN

TANG, Xiaoqi

Nanjing City, Jiangsu 211100, CN

XU, Tongjie

Nanjing City, Jiangsu 211100, CN

WANG, Xiaojin

Nanjing City, Jiangsu 211100, CN

SHENG, Huace

Nanjing City, Jiangsu 211100, CN

ZHANG, Zhengping

Nanjing City, Jiangsu 211100, CN

WANG, Hua

Lianyungang City, Jiangsu 222062, CN

GAO, Yong

Nanjing City, Jiangsu 211100, CN

The register names each party by name and address. A holder or agent is linked to an organization where exactly one entity of the commercial register bears its name; the street of a party not so recognised is not shown here.