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

Patent Owner(s)

Patent Owner	Address
SAMSUNG SDI CO LTD	150-20 GONGSE-RO GIHEUNG-GU YONGIN-SI GYEONGGI-DO 17084

International Classification(s)

• H01M:PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Matsubara, Keiko	Yokohama, JP	30	644
Tsuno, Toshiaki	Yokahama, JP	22	702
Yoon, Sang-Young	Cheonan, KR	29	478

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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
July 08, 2003	US,6589696,B2   US6589696B2	GRANTED PATENT AS SECOND PUBLICATION
January 24, 2002	US,20020009646,A1   US20020009646A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6589696

Negative active material for rechargeable lithium battery and method of preparing same

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