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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 LLC	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
Brisco, David Paul	Duncan, US	112	4204
Bullock, Michael	Houston, US	26	1464
Cook, Robert Lance	Katy, US	134	4674
Costa, Scott	Kingwood, US	40	614
Hockaday, Joel Gray	Tomball, US	3	94
Kendziora, Larry	Needville, US	13	220
Ring, Lev	Houston, US	188	5787
Waddell, Kevin K	Houston, US	33	662

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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
November 01, 2011	US,8047281,B2   US8047281B2	GRANTED PATENT AS SECOND PUBLICATION
November 11, 2010	US,20100282477,A1   US20100282477A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8047281

Sleeve for expandable tubular threaded connection and method of expanding tubular thereof

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