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

Patent Owner(s)

Patent Owner	Address
DOOSAN LENTJES GMBH	DANIEL-GOLDBACH-STRASSE 19 RATINGEN NORDRHEIN-WESTFALEN 40880

International Classification(s)

• B01D:SEPARATION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Herden, Hansjörg	Rodgau, DE	1	4
Mergler, Robert	Frankfurt, DE	2	16
Roth, Barbara	Brüssel, BE	7	52
Sauer, Harald	Frankfurt am Main, DE	11	116
Stegemann, Berthold	Eschborn, DE	41	472

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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 17, 2010	US,7776298,B2   US7776298B2	GRANTED PATENT AS SECOND PUBLICATION
January 30, 2003	US,20030019356,A1   US20030019356A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7776298

Process and device for cleaning combustion flue gases

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