RAPID RESOLUTION PROCESS FOR CLOPIDOGREL BASE AND A PROCESS FOR PREPARATION OF CLOPIDOGREL BISULFATE POLYMORPH - FORM I - Patent 1848720

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EP 1 848 720 A1

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(43)	Date of publication:
	31.10.2007 Bulletin 2007/44

(21)	Application number: 05747156.7

(22)	Date of filing: 15.02.2005

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International Patent Classification (IPC):

C07D 495/04^(2006.01)

(86)	International application number:
	PCT/IN2005/000048

(87)	International publication number:
	WO 2006/087729 (24.08.2006 Gazette 2006/34)

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

(71)	Applicant: USV LIMITED
	Govandi, Mumbai 400 088 MAH (IN)

(72)	Inventors:
	TARUR, Venkatasubramanian, Radhakrishnan Mumbai 400 080 Maharashtra (IN) SATHE, Dhananjay, Govind Thane 400 602 Maharashtra (IN) SAWANT, Kamlesh, Digambar Mumbai 400 030, Maharashtra (IN) MONDKAR, Harish, Kashinath Mumbai 400 058, Maharashtra (IN) DESHPANDE, Manoj, Madhukarrao Indrayani Niwas Ahmedpur, Latur 413515, Maharashtra (IN) NAIK, Tushar, Anil Dist.: Dhule (IN)

(74)	Representative: Henkel, Feiler & Hänzel
	Patentanwälte Maximiliansplatz 21 80333 München 80333 München (DE)

(54)	RAPID RESOLUTION PROCESS FOR CLOPIDOGREL BASE AND A PROCESS FOR PREPARATION OF CLOPIDOGREL BISULFATE POLYMORPH - FORM I