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

Patent Owner(s)

Patent Owner	Address
LG CHEM LTD	SEOUL SOUTH KEREAN SEOUL

International Classification(s)

• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....
• C08F:MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONL....
• C08C:TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
• B60C:VEHICLE TYRES
• C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
• C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kim, No Ma	Daejeon, KR	93	517
Lee, Ho Young	Daejeon, KR	159	955
Mun, Min Sik	Daejeon, KR	12	19

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Feb 27, 2027
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Feb 27, 2031

Fee	Large entity fee	small entity fee	micro entity fee
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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 27, 2019	US,10392449,B2   US10392449B2	GRANTED PATENT AS SECOND PUBLICATION
April 26, 2018	US,20180112015,A1   US20180112015A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 10392449

Polymerization initiator, modified conjugated diene-based polymer, and methods for preparing them

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