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

Patent Owner(s)

Patent Owner	Address
PECHINEY ELECTROMETALLURGIE	92400 COURBEVOIE

International Classification(s)

• B28B:SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG O....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Margaria, Thomas	Chambery, FR	20	107
Siclari, Roland	Pompey, FR	5	5

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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
March 01, 2011	US,7896961,B2   US7896961B2	GRANTED PATENT AS SECOND PUBLICATION
May 22, 2008	US,20080115691,A1   US20080115691A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7896961

Products of the dry-spray type, for the protection of centrifugal casting molds for cast iron pipes

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