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

Patent Owner(s)

Patent Owner	Address
ARCELORMITTAL FRANCE	93200 SAINT DENIS

International Classification(s)

• B21D:WORKING OR PROCESSING OF SHEET METAL OR METAL TUBE....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bourgon, Jacques-Yves	Metz , FR	4	8
Kircher, Dominique	Talange , FR	2	2

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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 17, 2009	US,7617710,B2   US7617710B2	GRANTED PATENT AS SECOND PUBLICATION
August 16, 2007	US,20070186607,A1   US20070186607A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7617710

Roller leveller with variable center distance

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