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

Patent Owner(s)

Patent Owner	Address
COVESTRO DEUTSCHLAND AG	LEVERKUSEN GERMANY LEVERKUSEN NORTH RHINE-WESTPHALIA

International Classification(s)

• C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS
• C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Gu, Youngming	Shanghai, CN	1	0
Li, Yi Qing	Shanghai, CN	3	0
Lu, Sichang	Shanghai, CN	4	2
Sun, Guobin	Shanghai, CN	26	116

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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	Oct 18, 2027
7.5 Year Payment	$3600.00	$1800.00	$900.00	Oct 18, 2031
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Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

Full Text

US Patent Application No: 2024/0124,680

A METHOD FOR STABLY STORING AN ISOCYANATE COMPOSITION

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