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

Patent Owner(s)

Patent Owner	Address
FUJITSU LIMITED	KAWASAKI

International Classification(s)

• G01N:INVESTIGATING OR ANALYSING MATERIALS BY DETERMININ....
• B01J:CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, CO....
• C01G:COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLAS....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Tsuboi, Osamu	Kawasaki, JP	109	751
Ushigome, Michio	Atsugi, JP	16	34
Wakamura, Masato	Sakai, JP	36	214

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Nov 21, 2027
7.5 Year Payment	$3600.00	$1800.00	$900.00	Nov 21, 2031
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Nov 21, 2035

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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
May 21, 2024	US,11986806,B2   US11986806B2	GRANTED PATENT AS SECOND PUBLICATION
March 25, 2021	US,20210086169,A1   US20210086169A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 11986806

Photocatalyst, gas sensor device and gas sensor

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