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

Patent Owner(s)

Patent Owner	Address
SHELL OIL COMPANY	P O BOX 2463 ONE SHELL PLAZA HOUSTON TX 77252-2463

International Classification(s)

• E21B:EARTH OR ROCK DRILLING

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Cook, Robert Lance	Katy, TX	134	4674
Filippov, Andrei Gregory	Wassenaar, NL	45	1284
Grant, III Thomas Patrick	Houston, TX	6	101
Haut, Richard Carl	The Woodlands, TX	53	1674
Ring, Lev	Houston, TX	188	5787
Zwald, Jr Edwin Arnold	Houston, TX	8	167

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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
January 30, 2007	US,7168499,B2   US7168499B2	GRANTED PATENT AS SECOND PUBLICATION
February 10, 2005	US,20050028988,A1   US20050028988A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7168499

Radial expansion of tubular members

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