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

Patent Owner(s)

• THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK;GRDC, LLC

International Classification(s)

• B01D:SEPARATION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Grimes, Patrick	Scotch Plains, US	15	269
Krevor, Samuel C	Brooklyn, US	3	208
Lackner, Klaus S	Dobbs Ferry, US	73	3226
Zeman, Frank S	New York, US	8	515

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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
May 24, 2011	US,7947239,B2   US7947239B2	GRANTED PATENT AS SECOND PUBLICATION
February 07, 2008	US,20080031801,A1   US20080031801A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7947239

Carbon dioxide capture and mitigation of carbon dioxide emissions

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