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

Patent Owner(s)

Patent Owner	Address
EAST CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY	200237 NO 130 MEILONG ROAD SHANGHAI XUHUI DISTRICT SHANGHAI CITY SHANGHAI CITY 200237

International Classification(s)

• C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....
• C12R:INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C-C1....
• C12Q:MEASURING OR TESTING PROCESSES INVOLVING ENZYMES O....
• C12N:MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
LIU, Yifan	Shanghai, CN	43	39
MU, Bozhong	Shanghai, CN	2	17
WU, Jun	Shanghai, CN	507	5138
YANG, Shizhong	Shanghai, CN	11	47
ZHOU, Lei	Shanghai, CN	282	963

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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	Jul 23, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jul 23, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 23, 2036

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

Full Text

US Patent Application No: 2025/0026,976

METHOD FOR INHIBITING BIOGENIC HYDROGEN SULFIDE IN OILFIELDS

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