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

Patent Owner(s)

Patent Owner	Address
DR REDDY'S LABORATORIES INC	BRIDGEWATER NJ

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
DR, REDDY'S LABORATORIES LIMITED null	Hyderabad, IN	1	0
DR, REDDY'S LABORATORIES, INC null	Bridgewater, US	1	0
Ireni, Babu	Nizamabad, IN	12	11
Nerella, Kavitha	Krishna District, IN	4	4
Padamata, Shailaja	Hyderabad, IN	4	4
Padi, Pratap Reddy	Hyderabad, IN	10	11
Polavarapu, Srinivas	Hyderabad, IN	6	13
Ramasamy, Vijaya Anand	Virudhunagar, IN	3	3
Vangala, Ranga Reddy	Hyderabad, IN	3	3

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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

Full Text

US Patent Application No: 2013/0035,486

PROCESSES FOR THE PREPARATION OF SITAGLIPTIN AND PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF

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