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

Patent Owner(s)

• TDK CORPORATION

International Classification(s)

• H01M:PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT....
• C01G:COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLAS....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kato, Tomohiko	Tokyo, JP	35	140
Kawanaka, Yasuyuki	Tokyo, JP	9	9
Sano, Atsushi	Tokyo, JP	176	2777

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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	Aug 14, 2024
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Aug 14, 2028

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
February 14, 2017	US,9567238,B2   US9567238B2	GRANTED PATENT AS SECOND PUBLICATION
October 29, 2015	US,20150311519,A1   US20150311519A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2015/0311,519

NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY

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