METHODS FOR THE PURIFICATION OF LEVOFLOXACIN - Patent 1460997

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EP 1 460 997 A2

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(88)	Date of publication A3:
	19.02.2004

(43)	Date of publication:
	29.09.2004 Bulletin 2004/40

(21)	Application number: 02791339.1

(22)	Date of filing: 27.11.2002

(51)	International Patent Classification (IPC)⁷: A61K 6/00

(86)	International application number:
	PCT/US2002/038182

(87)	International publication number:
	WO 2003/045329 (05.06.2003 Gazette 2003/23)

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

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Priority:

29.11.2001 US 334316 P
11.02.2002 US 354939 P
03.10.2002 US 262965
03.10.2002 US 263192

(71)	Applicant: TEVA PHARMACEUTICAL INDUSTRIES LTD.
	49131 Petah Tiqva (IL)

(72)	Inventors:
	Niddam-Hildesheim, Valerie 40500 Even-Yeouda (IL) Gershon, Neomi Kfar Saba 44447 (IL) Schwartz, Eduard 76305 Rehovot (IL)

(74)	Representative: Nachshen, Neil Jacob et al
	D Young & Co21 New Fetter Lane London EC4A 1DA London EC4A 1DA (GB)

(54)	METHODS FOR THE PURIFICATION OF LEVOFLOXACIN