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

Patent Owner(s)

Patent Owner	Address
RWE POWER AKTIENGESELLSCHAFT	45128 ESSEN

International Classification(s)

• C01B:NON-METALLIC ELEMENTS; COMPOUNDS THEREOF

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Heschel, Wolfgang	Freiberg, DE	4	26
Meyer, Bernd	Freiberg, DE	106	569
Werner, Maik	Freiberg, DE	3	22
Wirling, Jurgen	Hurth, DE	4	21

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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
August 30, 2011	US,8008228,B2   US8008228B2	GRANTED PATENT AS SECOND PUBLICATION
July 24, 2008	US,20080176743,A1   US20080176743A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8008228

Carbonaceous sorbent and process for the production thereof

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