IMMUNOMODULATOR

European patent · EP4177249 · In force

Register entry

Publication number
EP4177249
Application number
EP21837336
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Apr 15, 2021
Published
May 10, 2023
Granted
Dec 3, 2025
Protection ends at the latest
Apr 14, 2041
Next annual fee due
Apr 30, 2027
IPC classes
C07D 409/12 (2006.01)
C07D 413/12 (2006.01)
C07D 401/12 (2006.01)
C07D 271/10 (2006.01)
C07D 403/12 (2006.01)
C07D 405/12 (2006.01)
A61K 31/427 (2006.01)
A61P 37/00 (2006.01)
A61P 35/00 (2006.01)
Priority
CN 202010611350 04.07.2020
CN 202010658232 14.07.2020
PCT application
PCT/CN2021/087548 15.04.2021
PCT publication
WO2022/007461 13.01.2022
Filing language
Chinese
Source
Swissreg

History

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

  1. Oct 14, 2026

    Change

    Published in Swissreg on 14.10.2026

  2. May 1, 2026

    Next annual fee due on

    Next annual fee due on
    30.04.2026 → 30.04.2027

    Published in Swissreg on 01.05.2026

  3. Dec 10, 2025

    Agent entered

    Representative
    Novagraaf International SA, Chemin de l'Echo 3, 1213 Onex

    Published in Swissreg on 10.12.2025

  4. Dec 3, 2025

    Granted

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

    Published in Swissreg on 03.12.2025

Parties

Holder

Hitgen Inc.

Building 6, No.8, Huigu 1st East Road Tianfu International Bio-Town Shuangliu District, Chengdu, Sichuan 610200, CN

Agent

Novagraaf International SA

Chemin de l'Echo 3, 1213 Onex

Inventor

LI, Jin

Chengdu, Sichuan 610200, CN

ZHANG, Dengyou

Chengdu, Sichuan 610200, CN

BAI, Xiaoguang

Chengdu, Sichuan 610200, CN

ZHOU, Xiansi

Chengdu, Sichuan 610200, CN

HONG, Xinfu

Chengdu, Sichuan 610200, CN

XU, Kai

Chengdu, Sichuan 610200, CN

LI, Qingran

Chengdu, Sichuan 610200, CN

CHEN, Xin

Chengdu, Sichuan 610200, CN

LAN, Yan

Chengdu, Sichuan 610200, 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.