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

Patent Owner(s)

Patent Owner	Address
REGENTS OF THE UNIVERSITY OF CALIFORNIA THE	300 LAKESIDE DRIVE 22ND FLOOR OAKLAND CA 94612 UNITED STATES OF AMERICA

International Classification(s)

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

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ren, Xiaoming	Los Alamos, NM	37	538

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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
December 10, 2002	US,6492052,B2   US6492052B2	GRANTED PATENT AS SECOND PUBLICATION
May 30, 2002	US,20020064698,A1   US20020064698A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6492052

Air breathing direct methanol fuel cell

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