PROCESS FOR PREPARATION OF CLOPIDOGREL, ITS SALTS AND PHARMACEUTICAL COMPOSITIONS - Patent 1606231

(19)

(11)

EP 1 606 231 A1

(12)

(43)	Date of publication:
	21.12.2005 Bulletin 2005/51

(21)	Application number: 04705140.4

(22)	Date of filing: 26.01.2004

(51)	International Patent Classification (IPC)⁷: C07B 55/00, C07B 57/00, C07D 495/04, A61K 31/4365, A61P 7/02

(86)	International application number:
	PCT/IB2004/000305

(87)	International publication number:
	WO 2004/074215 (02.09.2004 Gazette 2004/36)

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
	Designated Extension States:
	AL LT LV MK

(30)

Priority:

03.02.2003 IN KO00005403
23.05.2003 IN KO00028303

(71)	Applicants:
	Nadkarni, Sunil Sadanand Gujarat 382 428 (IN) Patel, Hasmukh Mathurbhai Gujarat 382 428 (IN)

(72)	Inventors:
	NADKARNI, Sunil SadanandTorrent Pharmaceuticals Gandhinagar, Gujarat 38248 (IN) Patel, Hasmukh MathurbhaiTorrent Pharmaceuticals Gandhinagar, Gujarat 38248 (IN)

(74)	Representative: Klunker . Schmitt-Nilson . Hirsch
	Winzererstrasse 106 80797 München 80797 München (DE)

(54)	PROCESS FOR PREPARATION OF CLOPIDOGREL, ITS SALTS AND PHARMACEUTICAL COMPOSITIONS