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

Patent Owner(s)

Patent Owner	Address
JINAN UNIVERSITY	510632 WEST WHAMPOA\U3000 ROAD GUANGDONG GUANGZHOU NO 601 GUANGZHOU CITY GUANGDONG PROVINCE 510632

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Du, Jing	Guangdong, CN	41	133
Sun, Yewei	Guangdong, CN	14	60
Wang, Yuqiang	Guangdong, CN	41	264
Yu, Pei	Guangdong, CN	36	69
Zhang, Gaoxiao	Guangdong, CN	11	55

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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	Feb 5, 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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 05, 2014	US,8796281,B2   US8796281B2	GRANTED PATENT AS SECOND PUBLICATION
May 10, 2012	US,20120115874,A1   US20120115874A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8796281

Lighting device having at least one heat sink

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