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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
RANBAXY LABORATORIES LIMITED	GURGAON - 122001 HARYANA

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Handa, Vijay Kumar	Chandigarh, IN	11	40
Tyagi, Om Dutt	Gurgaon, IN	25	56
Yadav, Gyan Chand	Uttar Pradesh, IN	10	12

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
December 21, 2004	US,6833452,B2   US6833452B2	GRANTED PATENT AS SECOND PUBLICATION
February 07, 2002	US,20020016456,A1   US20020016456A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2002/0016,456

Process for the preparation of highly pure crystalline (R,S) - cefuroxime axetil

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