Procédé de préparation de gamma-pyrones

Patent svizzer · CH625798 · Stritgà

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Numer da publicaziun
CH625798
Numer da la dumonda
CH007658/1977
Gener
Patent svizzer
Status
Stritgà
Scrittira da patent
Concedì
Annunzià
22-06-1977
Publitgà
15-10-1981
Concedì
15-10-1981
Stritgà
21-06-1997
Motiv
Durada maximala cuntanschida
Classas IPC
C07D 309/40 (2006.01)
Prioritad
US A710901 02.08.1976
US A721885 09.09.1976
Lingua da l’annunzia
franzos
Funtauna
Swissreg

Istorgia

Quai che l’Institut federal da la proprietad intellectuala ha publitgà davart quest titel, il pli nov l’emprim.

  1. 15-07-1997

    Durada maximala cuntanschida

    Published in PIDTJ No 13 in 1997

  2. 15-01-1997

    Transferì

    Owner
    Pfizer Inc., 235 East 42nd Street, New York/NY, USA → Cultor Ltd., Kyllikinportti 2, 00241 Helsinki, Finland

    Published in PIDTJ No 1 in 1997

  3. 15-10-1981

    Concedì

    Published in PIDTJ No 19 in 1981

Partidas

Inventur

Thomas Mott Brennan

Old Lyme/CT, US

Daniel Patrick Brannegan

Pawcatuk/CT, US

Paul Douglas Weeks

Gales Ferry/CT, US

Donald Ernest Kuhla

Gales Ferry/CT, 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.