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European patent · EP3919491 · In force

Register entry

Publication number
EP3919491
Application number
EP20748221
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Jan 22, 2020
Published
Dec 8, 2021
Granted
May 28, 2025
Protection ends at the latest
Jan 21, 2040
Next annual fee due
Jan 31, 2027
IPC classes
C07D 471/04 (2006.01)
C07D 519/00 (2006.01)
C07D 475/06 (2006.01)
C07D 498/04 (2006.01)
A61K 31/519 (2006.01)
A61P 35/00 (2006.01)
Priority
CN 201910084801 29.01.2019
PCT application
PCT/CN2020/073798 22.01.2020
PCT publication
WO2020/156437 06.08.2020
Filing language
Chinese
Source
Swissreg

History

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

  1. Apr 9, 2026

    Change

    Published in Swissreg on 09.04.2026

  2. Feb 1, 2026

    Change

    Published in Swissreg on 01.02.2026

  3. Jul 14, 2025

    Agent entered

    Representative
    Isler & Pedrazzini AG, Postfach, 8027 Zürich

    Published in Swissreg on 14.07.2025

  4. May 28, 2025

    Granted

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

    Published in Swissreg on 28.05.2025

Parties

Holder

Nanjing Chia Tai Tianqing Pharmaceutical Co., Ltd.

No.99, Hengguang Road Nanjing Economic and Technological Development Zone, Nanjing, Jiangsu 210046, CN

Agent

Isler & Pedrazzini AG

Postfach, 8027 Zürich

Inventor

MA, Changyou

Nanjing, Jiangsu 210046, CN

TIAN, He

Nanjing, Jiangsu 210046, CN

AN, Jie

Nanjing, Jiangsu 210046, CN

ZHAO, Jianliang

Nanjing, Jiangsu 210046, CN

CHEN, Donghui

Nanjing, Jiangsu 210046, CN

WU, Jian

Nanjing, Jiangsu 210046, CN

XU, Dan

Nanjing, Jiangsu 210046, CN

ZHU, Chunxia

Nanjing, Jiangsu 210046, CN

TIAN, Zhoushan

Nanjing, Jiangsu 210046, 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.