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Patent europeic · EP3953410 · En vigur

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Numer da publicaziun
EP3953410
Numer da la dumonda
EP20722933
Gener
Patent europeic cun effect per la Svizra ed il Liechtenstein
Status
En vigur
Scrittira da patent
Concedì
Annunzià
10-04-2020
Publitgà
16-02-2022
Concedì
17-12-2025
La protecziun finescha il pli tard
09-04-2040
Proxima taxa annuala scadenta
30-04-2026
Classas IPC
C08G 69/36 (2006.01)
C08L 77/02 (2006.01)
C08L 77/06 (2006.01)
Prioritad
US 201962831781 P 10.04.2019
Dumonda PCT
PCT/US2020/027709 10.04.2020
Publicaziun PCT
WO2020/210656 15.10.2020
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. 17-12-2025

    Concedì

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

    Published in Swissreg on 17.12.2025

Partidas

Possessur

Celanese Polymers Holding, Inc

Celanese Polymers Holding, Inc.

Building 304, Experimental Station 200 Powder Mill Road, Wilmington, DE 19803, US

Inventur

MATHEW, Annakutty

Kingston, Ontario K7P 2K4, CA

NOZAKI, Masahiro

Utsunomiya-shi, Tochigi 321--0932, JP

KOBAYASHI, Toshikazu

Chadds Ford, Pennsylvania 19317, US

WICHMANN, Mark

Wilmington, Delaware 19803, 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.