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

Patent Owner(s)

Patent Owner	Address
W L GORE & ASSOCIATES INC	555 PAPER MILL ROAD NEWARK DE 19711

International Classification(s)

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

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Knapp, Sean	Elkton, US	4	60
Leffew,, II Marshall L	Earleville, US	1	3

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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 1, 2025

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
April 01, 2014	US,8685255,B2   US8685255B2	GRANTED PATENT AS SECOND PUBLICATION
March 18, 2010	US,20100065511,A1   US20100065511A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8685255

Method of regenerating a capacitive deionization cell

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