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

Patent Owner(s)

Patent Owner	Address
INSTITUTE OF PHARMACOLOGY AND TOXICOLOGY ACADEMY OF MILITARY MEDICAL SCIENCES P L A CHINA	HAIDIAN DISTRICT BEIJING 100-850

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Gao, Chunsheng	Beijing, CN	11	7
Li, Song	Beijing, CN	239	936
Shan, Li	Beijing, CN	8	7
Wang, Xiaokui	Beijing, CN	33	31
Wang, Yuli	Beijing, CN	53	688
Yang, Meiyan	Beijing, CN	7	8
Zheng, Zhibing	Beijing, CN	57	84
Zhong, Wu	Beijing, CN	81	100
Zhou, Xinbo	Beijing, CN	56	41

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Oct 9, 2026

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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: 2015/0099,003

Topiramate Sustained-Release Pharmaceutical Composition, Method for Preparing Same, and Uses Thereof

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