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European patent · EP3989292 · Deleted

Register entry

Publication number
EP3989292
Application number
EP20884449
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Aug 26, 2020
Published
Apr 27, 2022
Granted
Aug 13, 2025
Deleted
Mar 24, 2026
Reason
Annual fee unpaid
IPC classes
H10D 12/00 (2025.01)
H10D 62/13 (2025.01)
H10D 64/00 (2025.01)
H10D 64/27 (2025.01)
H10D 64/23 (2025.01)
Priority
CN 201911065246 04.11.2019
PCT application
PCT/CN2020/111385 26.08.2020
PCT publication
WO2021/088478 14.05.2021
Filing language
Chinese
Source
Swissreg

History

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

  1. Jun 24, 2026

    Change

    Published in Swissreg on 24.06.2026

  2. Mar 24, 2026

    Deleted, fee unpaid

    Status of protective title
    Active → Cancelled
    Cancellation date
    24.03.2026
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 24.03.2026

  3. Aug 13, 2025

    Granted

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

    Published in Swissreg on 13.08.2025

Parties

Inventor

ZHANG, Long

Wuxi New District, Jiangsu 214028, CN

MA, Jie

Wuxi New District, Jiangsu 214028, CN

GU, Yan

Wuxi New District, Jiangsu 214028, CN

ZHANG, Sen

Wuxi New District, Jiangsu 214028, CN

ZHU, Jing

Wuxi New District, Jiangsu 214028, CN

GONG, Jinli

Wuxi New District, Jiangsu 214028, CN

SUN, Weifeng

Wuxi New District, Jiangsu 214028, CN

SHI, Longxing

Wuxi New District, Jiangsu 214028, 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.