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Patent europeic · EP4551795 · En vigur

Inscripziun en il register

Numer da publicaziun
EP4551795
Numer da la dumonda
EP23736833
Gener
Patent europeic cun effect per la Svizra ed il Liechtenstein
Status
En vigur
Scrittira da patent
Concedì
Annunzià
06-06-2023
Publitgà
14-05-2025
Concedì
13-05-2026
La protecziun finescha il pli tard
05-06-2043
Proxima taxa annuala scadenta
30-06-2026
Classas IPC
E21B 19/10 (2006.01)
Prioritad
US 202217858941 06.07.2022
Dumonda PCT
PCT/IB2023/055842 06.06.2023
Publicaziun PCT
WO2024/009156 11.01.2024
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. 13-05-2026

    Concedì

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

    Published in Swissreg on 13.05.2026

Partidas

Possessur

Weatherford Technology Holdings, LLC

2000 St. James Place, Houston Texas 77056, US

Inventur

LIESS, Martin

30926 Seelze, DE

ZIMBELMANN, Georg

31275 Lehrte, DE

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.