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European patent · EP4253647 · Deleted

Register entry

Publication number
EP4253647
Application number
EP22177680
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Jun 7, 2022
Published
Oct 4, 2023
Granted
Jan 22, 2025
Deleted
Jan 27, 2026
Reason
Annual fee unpaid
IPC classes
D06N 7/00 (2006.01)
C08K 3/013 (2018.01)
C08L 23/06 (2006.01)
C08K 3/34 (2006.01)
Priority
CN 202210317848 29.03.2022
Filing language
English
Source
Swissreg

History

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

  1. Jan 27, 2026

    Deleted, fee unpaid

    Status of protective title
    Active → Cancelled
    Cancellation date
    27.01.2026
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 27.01.2026

  2. Dec 3, 2025

    Change

    Published in Swissreg on 03.12.2025

  3. Jan 22, 2025

    Granted

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

    Published in Swissreg on 22.01.2025

Parties

Holder

Zhejiang Tianzhen Technology Co., Ltd.

Health Industrial Park Anji Economic Development Zone, Huzhou City Zhejiang 313300, CN

Inventor

FANG, Qinghua

Huzhou City, 313300, CN

TANG, Wenjin

Huzhou City, 313300, 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.