PROCESSES FOR THE PREPARATION OF PURE ZOLEDRONIC ACID - Patent 1963345

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EP 1 963 345 A2

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(43)	Date of publication:
	03.09.2008 Bulletin 2008/36

(21)	Application number: 06831707.2

(22)	Date of filing: 14.12.2006

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International Patent Classification (IPC):

C07F 9/6506^(2006.01)

(86)	International application number:
	PCT/IB2006/003603

(87)	International publication number:
	WO 2007/069049 (21.06.2007 Gazette 2007/25)

(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 LV MC NL PL PT RO SE SI SK TR
	Designated Extension States:
	AL BA HR MK RS

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Priority:

16.12.2005 IN MM15842005
28.02.2006 IN MM02782006

(71)	Applicants:
	Wockhardt Limited Mumbai 400 051, Maharashtra (IN) Yadav, Ram Prasad Aurangabad 4312 MAH (IN) Shaikh, Zakir Gafoor Jaswantpura, Aurangabad 431 002 MAH (IN) Mukarram, Siddiqui Mohammad Jaweed Aurangabad 431 001 MAH (IN) Kumar, Yatendra Gurgaon 122 001 Haryana (IN)

(72)	Inventors:
	YADAV, Ram, Prasad Aurangabad 431 210, Maharashtra (IN) SHAIKH, Zakir Gafoor Aurangabad 431 002, Maharashtra (IN) MUKARRAM, Siddiqui Mohammad Jaweed Aurangabad 431 001, Maharashtra (IN) KUMAR, Yatendra Gurgaon 122 001, Haryana (IN)

(74)	Representative: Kuhnen & Wacker
	Patent- und Rechtsanwaltsbüro Prinz-Ludwig-Strasse 40A 85354 Freising 85354 Freising (DE)

(54)	PROCESSES FOR THE PREPARATION OF PURE ZOLEDRONIC ACID