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Patent europeic · EP3994969 · Stritgà

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Numer da publicaziun
EP3994969
Numer da la dumonda
EP21202842
Gener
Patent europeic cun effect per la Svizra ed il Liechtenstein
Status
Stritgà
Scrittira da patent
Concedì
Annunzià
15-10-2021
Publitgà
11-05-2022
Concedì
04-12-2024
Stritgà
27-05-2026
Motiv
Taxa annuala betg pajada
Classas IPC
A01C 5/04 (2006.01)
E02F 5/16 (2006.01)
E21B 10/00 (2006.01)
E21B 11/00 (2006.01)
Prioritad
CN 202011107406 16.10.2020
CN 202011107420 16.10.2020
CN 202022305029 U 16.10.2020
CN 202022305111 U 16.10.2020
Lingua da l’annunzia
englais
Funtauna
Swissreg

Istorgia

Quai che l’Institut federal da la proprietad intellectuala ha publitgà davart quest titel, il pli nov l’emprim.

  1. 27-05-2026

    Stritgà, taxa betg pajada

    Status of protective title
    Active → Cancelled
    Cancellation date
    27.05.2026
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 27.05.2026

  2. 15-10-2025

    Midada

    Published in Swissreg on 15.10.2025

  3. 04-12-2024

    Concedì

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

    Published in Swissreg on 04.12.2024

Partidas

Inventur

HUANG, Fei

Changzhou, Jiangsu, 213023, CN

WANG, Doushi

Changzhou, Jiangsu, 213023, CN

WANG, Zhikun

Changzhou, Jiangsu, 213023, CN

LI, Jing

Changzhou, Jiangsu, 213023, CN

WANG, Zhongjun

Changzhou, Jiangsu, 213023, CN

Il register numna mintga partida cun num ed adressa. In possessur u in represchentant vegn collià cun in’organisaziun, sch’exact ina unitad giuridica dal register da commerzi porta ses num; la via d’ina partida betg enconuschida uschia na vegn betg mussada qua.