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

Patent Owner(s)

Patent Owner	Address
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE	195 SEC 4 CHUNG HSING RD CHUTUNG HSINCHU 310401

International Classification(s)

• C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....
• C25B:ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE ....
• C08F:MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONL....
• H01M:PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT....
• C02F:TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
CHEN, Ming-Chou	Hsinchu County, TW	8	30
LEE, Hsuan-Wei	Pingtung County, TW	7	13
SU, Chiu-Hun	Hsinchu City, TW	4	10
TSAI, Cheng-Hsiu	Hsinchu City, TW	11	10
TSAI, Li-Duan	Hsinchu City, TW	83	303
WANG, Chiu-Tung	Changhua County, TW	7	10

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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	Aug 1, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Aug 1, 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

Full Text

US Patent Application No: 2018/0030,187

POLYMER, ION EXCHANGE MEMBRANE AND STRUCTURAL ENHANCED MEMBRANE EMPLOYING THE SAME

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