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

Patent Owner(s)

Patent Owner	Address
DEGUSSA AG	DUSSELDORF FEDERAL REPUBLIC OF GERMANY

International Classification(s)

• C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....
• C01B:NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
• C04B:LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREO....
• C09D:COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQ....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Christian, Hans Dieter	Alzenau , DE	7	29
Kuhlmann, Robert	Erftstadt , DE	24	387
SCHUBERT, Juergen	Wachtberg , DE	18	119

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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

Full Text

US Patent Application No: 2009/0101,866

EFFICIENT MATTING AGENTS BASED ON PRECIPITATED SILICAS

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