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

Patent Owner(s)

Patent Owner	Address
GLYETCH INC	134 CHUDOJI-MINAMIMACHI SHIMOGYO-KU KYOTO-SHI KYOTO 6008813

International Classification(s)

• C12P:FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESI....
• C08B:POLYSACCHARIDES; DERIVATIVES THEREOF

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chiba, Yasunori	Ibaraki, JP	50	243
Fukae, Kazuhiro	Kyoto, JP	27	107
Narimatsu, Hisashi	Ibaraki, JP	53	126
Takahashi, Yoshie	Ibaraki, JP	15	20

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Feb 24, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Feb 24, 2029

Fee	Large entity fee	small entity fee	micro entity fee
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: 2017/0240,655

METHOD FOR PRODUCING SIALIC-ACID-CONTAINING SUGAR CHAIN

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