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

Patent Owner(s)

Patent Owner	Address
ENVENTURE GLOBAL TECHNOLOGY L L C	15995 NORTH BARKERS LANDING SUITE 350 HOUSTON TX 77079

International Classification(s)

• E21B:EARTH OR ROCK DRILLING

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Costa, Scott	Kingwood, TX	40	614
Menchaca, Jose	Houston, TX	7	99
Ring, Lev	Houston, TX	188	5787

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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
July 29, 2008	US,7404444,B2   US7404444B2	GRANTED PATENT AS SECOND PUBLICATION
June 01, 2006	US,20060113086,A1   US20060113086A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7404444

Protective sleeve for expandable tubulars

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