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Patent europeic · EP4139552 · Stritgà

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Numer da publicaziun
EP4139552
Numer da la dumonda
EP21720555
Gener
Patent europeic cun effect per la Svizra ed il Liechtenstein
Status
Stritgà
Scrittira da patent
Concedì
Annunzià
16-04-2021
Publitgà
01-03-2023
Concedì
27-12-2023
Stritgà
23-11-2024
Motiv
Taxa annuala betg pajada
Classas IPC
E21B 1/14 (2006.01)
E21B 10/36 (2006.01)
E21B 15/04 (2006.01)
E21B 49/02 (2006.01)
Prioritad
GB 202005716 20.04.2020
Dumonda PCT
PCT/GB2021/050914 16.04.2021
Publicaziun PCT
WO2021/214431 28.10.2021
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. 23-11-2024

    Stritgà, taxa betg pajada

    Status of protective title
    Active → Cancelled
    Cancellation date
    23.11.2024
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 23.11.2024

  2. 06-11-2024

    Midada

    Published in Swissreg on 06.11.2024

  3. 27-12-2023

    Concedì

    Published in Swissreg on 27.12.2023

Partidas

Possessur

University of Surrey

Guildford, Surrey GU2 7XH, GB

Inventur

ALKALLA, Mohamed

Guildford Surrey GU2 7XH, GB

GAO, Yang

Guildford Surrey GU2 7XH, GB

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.