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

Patent Owner(s)

Patent Owner	Address
THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	412 LOW MEMORIAL LIBRARY 535 WEST 116TH STREET NEW YORK NY 10027

International Classification(s)

• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS
• C01F:COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUM....
• C01D:COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, ....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Campos, Luis M	New York, US	17	66
Hedrick, James L	Pleasanton, US	297	1330
Kwon, Junho	Bronx, US	4	0
Park, Nathaniel H	San Jose, US	72	80
Wu, Dino	New York, US	8	0

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Sep 14, 2027
7.5 Year Payment	$3600.00	$1800.00	$900.00	Sep 14, 2031
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Sep 14, 2035

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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: 2024/0083,840

CYCLOPROPENIMINES FOR MINERALIZATION OF CARBON DIOXIDE

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