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Inventions Industrial DesignTechnological Information
Process for the preparation of 1-methyl-androsta-1,4-diene-3,17-dione, and intermediates for this process.

No-Receipt date 920400128 - 30/01/1992
No-Filing date 920400128 - 30/01/1992
No-Granting date 3003700 - 30/11/1992
No-EPO application date 88730106.7 - 06/05/1988
No-EPO granting date 0290378 - 02/01/1992
Gazette No-Publication date of application -
Gazette No-Publication date of granted patent 11/1992 - 16/03/1993
Expiration date 07/05/2008
Kind of title Validation of European Patent
Legal status NOT VALID
Priorities DE371586907/05/1987/DE
Active Substance of Supplementary Certificates -

IPC Classification
Ipc Class
C07J 1/00

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Owners
CodeFirstnameSurnameAddressTownZIPCountry
43737 SCHERING AG. BERLIN UND BERGKAMEN MULLERASTRASSEPOSTFACH 65 03 11 BERLIND-1000 GERMANY

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CodeFirstnameSurnameAddressTownZipCountry
410GEORGIOSVAGIANOSSTOURNARA 37ATHINA10682 GREECE

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