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LT - Process for the preparation of drospirenone

EN - Process for the preparation of drospirenone

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Bibliographic data

Indications of the International Patent Classification (IPC)
(51)	INT.CL.	C07J 53/00
		A61K 31/585
		A61P 15/18

European patent
(11)	Number of the document	2108652
(13)	Kind of document	T
(96)	European patent application number	09159293.1
	Date of filing the European patent application	2005-11-14
(97)	Date of publication of the European application	2009-10-14
(45)	Date of publication and mention of the grant of the patent	2016-08-17
(46)	Date of publication of the claims translation

Priority applications
(30)	Number	Date	Country code
	MI20042338	2004-12-06	IT

Inventors
(72)	Costantino, Francesca, IT Lenna, Roberto, IT Piuri, Silvia, IT

Grantee
(73)	INDUSTRIALE CHIMICA S.r.l., Via Abbondio Sangiorgio 12, 20145 Milano, IT

Title
(54)	Process for the preparation of drospirenone
	Process for the preparation of drospirenone