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

Patent Owner(s)

Patent Owner	Address
NANJING UNIVERSITY	210023 163 XIANLIN ROAD QIXIA DISTRICT NANJING JIANGSU NANJING CITY JIANGSU PROVINCE 210023

International Classification(s)

• C02F:TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Jiang, Bicun	Jiangsu, CN	4	1
Jiang, Yeli	Jiangsu, CN	5	3
Li, Aimin	Jiangsu, CN	45	71
Li, Wentao	Jiangsu, CN	85	304
Shuang, Chendong	Jiangsu, CN	17	9
Wang, Mengqiao	Jiangsu, CN	4	1
Xu, Zixiao	Jiangsu, CN	4	1
Zhou, Qing	Jiangsu, CN	128	992

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Sep 6, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Sep 6, 2029

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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
March 06, 2018	US,9908798,B2   US9908798B2	GRANTED PATENT AS SECOND PUBLICATION
December 18, 2014	US,20140367331,A1   US20140367331A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2014/0367,331

Method for resourceful utilization of desorption liquid generated in the resin ion exchange process

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