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Patent europeic · EP2542752 · Stritgà

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Numer da publicaziun
EP2542752
Numer da la dumonda
EP11751143
Gener
Patent europeic cun effect per la Svizra ed il Liechtenstein
Status
Stritgà
Scrittira da patent
Concedì
Annunzià
28-02-2011
Publitgà
09-01-2013
Concedì
12-06-2019
Stritgà
29-02-2020
Motiv
Taxa annuala betg pajada
Classas IPC
E21B 19/16 (2006.01)
E21B 41/00 (2006.01)
E21B 44/00 (2006.01)
E21B 19/07 (2006.01)
Prioritad
US 309202 P 01.03.2010
US 201113036610 28.02.2011
Dumonda PCT
PCT/US2011/026476 28.02.2011
Publicaziun PCT
WO2011/109293 09.09.2011
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. 23-09-2020

    Stritgà, taxa betg pajada

    Published in Swissreg on 23.09.2020

  2. 12-06-2019

    Concedì

    Published in Swissreg on 12.06.2019

Partidas

Possessur

Frank's International, LLC

10260 Westheimer Road, Suite 700, Houston, TX 77042, US

Inventur

COMEAUX, Reese

Carencro, LA 70520, US

THERIOT, Phillip M.

Lafayette, LA 70501, US

BOULIGNY, Vernon

New Iberia, LA 70560, 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.