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

Patent Owner(s)

Patent Owner	Address
FUELCELL ENERGY INC	3 GREAT PASTURE ROAD DANBURY CT 06810

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
Xu, Gengfu	Danbury, US	17	198
Yuh, Chao-Yi	New Milford, US	53	224

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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
April 05, 2011	US,7919214,B2   US7919214B2	GRANTED PATENT AS SECOND PUBLICATION
December 15, 2005	US,20050277015,A1   US20050277015A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7919214

Cathode side hardware for carbonate fuel cells

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