PROCESS FOR PREPARING 5,6-DIHYDRO-4-(S)-(ETHYLAMINO)-6-(S) METHYL-4H-THIENOÝ2,3b¨THIOPYRAN-2-SULPHONAMIDE-7,7-DIOXIDE HCI

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EP 1 841 774 A1

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(43)	Date of publication:
	10.10.2007 Bulletin 2007/41

(21)	Application number: 04816672.2

(22)	Date of filing: 28.12.2004

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International Patent Classification (IPC):

(86)	International application number:
	PCT/IN2004/000420

(87)	International publication number:
	WO 2006/070387 (06.07.2006 Gazette 2006/27)

(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

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

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Inventors:

GURJAR, Mukund Keshao
Pune 411 008, Maharashtra (IN)
DESHMUKH, Madhusudan Nagorao
Pune 411 008, Maharashtra (IN)
PAUL, Vincent
Pune 411 008 Maharashtra (IN)
TARUR, Venkatasubramaniam Radhakrishnan, USV Ltd.
Mumbai 400 088, Maharashtra (IN)
SATHE, DhananjayGovind, USV Ltd.
Mumbai 400 088, Maharashtra (IN)
PARDESHI, SantoshPratap, USV Ltd.
Mumbai 400 088, Maharashtra (IN)
NAIK, Sanjay Janardhan, USV Ltd.
Mumbai 400 088, Maharashtra (IN)
NAIK, Tushar Anil, USV Ltd.
Mumbai 400 088, Maharashtra (IN)

(74)	Representative: Crooks, Elizabeth Caroline et al
	Kilburn & Strode 20 Red Lion Street London WC1R 4PJ London WC1R 4PJ (GB)

(54)	PROCESS FOR PREPARING 5,6-DIHYDRO-4-(S)-(ETHYLAMINO)-6-(S) METHYL-4H-THIENOÝ2,3b¨THIOPYRAN-2-SULPHONAMIDE-7,7-DIOXIDE HCI