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Patent europeic · EP3309352 · Stritgà

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Numer da publicaziun
EP3309352
Numer da la dumonda
EP17193919
Gener
Patent europeic cun effect per la Svizra ed il Liechtenstein
Status
Stritgà
Scrittira da patent
Concedì
Annunzià
29-09-2017
Publitgà
18-04-2018
Concedì
23-10-2019
Stritgà
30-09-2020
Motiv
Taxa annuala betg pajada
Classas IPC
E21B 43/013 (2006.01)
E21B 43/017 (2006.01)
E21B 41/00 (2006.01)
E21B 19/00 (2006.01)
Prioritad
US 201615280832 29.09.2016
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. 21-04-2021

    Stritgà, taxa betg pajada

    Published in Swissreg on 21.04.2021

  2. 23-10-2019

    Concedì

    Published in Swissreg on 23.10.2019

Partidas

Inventur

MERCER, Ted

Cypress, TX 77433, US

HELLUMS, John

Houston, TX 77095, US

KIMBERLING, Randy

Houston, TX 77055, US

WILLIAMS SEQUERA, Jesus Manuel

Houston, TX 77007, US

FLAKES, Ken

Houston, TX 77075, US

JAMES, David Anthony

Lufkin, TX 75901, 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.