Phenylcyclohexyldioxanderivate mit einer Aetherbindung für elektrooptische Stoffe
Patent europeic · EP0452274 · Stritgà
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- Numer da publicaziun
- EP0452274
- Numer da la dumonda
- EP91810258
- Gener
- Patent europeic cun effect per la Svizra ed il Liechtenstein
- Status
- Stritgà
- Scrittira da patent
- Concedì
- Annunzià
- 09-04-1991
- Publitgà
- 16-10-1991
- Concedì
- 28-06-1995
- Stritgà
- 30-04-1997
- Motiv
- Taxa annuala betg pajada
- Classas IPC
- C07D 319/06 (2006.01)C09K 19/34 (2006.01)
- Prioritad
- JP A 97059/90 12.04.1990JP A 97060/90 12.04.1990JP A 256518/90 26.09.1990
- 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.
- 15-12-1997
Stritgà, taxa betg pajada
Published in PIDTJ No 23 in 1997
- 13-09-1996
Transferì
- Owner
- Dainippon Ink and, Chemicals, Inc., 35-58, 3-chome Sakashita, Itabashi-ku/Tokyo, Japan, F. Hoffmann-La Roche AG, Grenzacherstrasse 124, Postfach, 4002 Basel → Dainippon Ink and, Chemicals, Inc., 35-58, 3-chome Sakashita, Itabashi-ku/Tokyo, Japan, MERCK PATENT GmbH, Frankfurter Strasse 250, D-64293 Darmstadt, Germany
Published in PIDTJ No 17 in 1996
- 15-08-1995
Concedì
Published in PIDTJ No 15 in 1995
Partidas
Possessur
Inventur
Tanaka, Yasuyuki
Bunkyo-ku Tokyo, JP
Takatsu, Haruyoshi
Kodaira-shi Tokyo, JP
Takeuchi, Kiyofumi
Itabashi-ku Tokyo, JP
Schadt, Martin
CH-4411 Seltisberg
Buchecker, Richard
CH-8008 Zürich
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.