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Patent europeic · EP3784868 · En vigur

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Numer da publicaziun
EP3784868
Numer da la dumonda
EP19732148
Gener
Patent europeic cun effect per la Svizra ed il Liechtenstein
Status
En vigur
Scrittira da patent
Concedì
Annunzià
25-04-2019
Publitgà
03-03-2021
Concedì
31-12-2025
La protecziun finescha il pli tard
24-04-2039
Proxima taxa annuala scadenta
30-04-2026
Classas IPC
E21B 17/042 (2006.01)
Prioritad
US 201862662612 P 25.04.2018
NL 2021407 27.07.2018
Dumonda PCT
PCT/US2019/029047 25.04.2019
Publicaziun PCT
WO2019/210021 31.10.2019
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. 31-12-2025

    Concedì

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

    Published in Swissreg on 31.12.2025

Partidas

Possessur

Hydril Company

2200 West Loop South, Suite 800, Houston, TX 77027, US

Inventur

BREEN, Jonathan Robert

Houston, Texas 77027, US

MUTIS RUEDA, David

Houston, Texas 77027, US

TATE, Andrew Henry

Houston, Texas 77027, US

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.