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

Patent Owner(s)

• HALLIBURTON ENERGY SERVICES, INC.;SHELL INTERNATIONAL EXPLORATION AND PRODUCTION B.V.

International Classification(s)

• C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....
• E21B:EARTH OR ROCK DRILLING

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Dalrymple, Eldon D	Duncan, US	43	1761
Eoff, Larry S	Duncan, US	115	5205
van, Batenburg Diederik W	Delft, NL	5	184
van, Eijden Jip	Rijswijk, NL	3	154

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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 22, 2014	US,8703659,B2   US8703659B2	GRANTED PATENT AS SECOND PUBLICATION
October 19, 2006	US,20060234871,A1   US20060234871A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8703659

Sealant composition comprising a gel system and a reduced amount of cement for a permeable zone downhole

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