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

Patent Owner(s)

Patent Owner	Address
CJ CHEILJEDANG CORPORATION	SEOUL 04560

International Classification(s)

• C12P:FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESI....
• C12N:MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Cho, Hyun Kug	Seoul, KR	23	28
Choi, Eun Jung	Seoul, KR	55	29
Kim, Seong Bo	Seoul, KR	80	116
Lee, Young Mi	Seoul, KR	62	123
Park, Il Hyang	Seoul, KR	18	28
Shin, Sun Mi	Seoul, KR	12	9
Yang, Sungjae	Seoul, KR	8	6

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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	Feb 9, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Feb 9, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Feb 9, 2034

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
August 09, 2022	US,11408018,B2   US11408018B2	GRANTED PATENT AS SECOND PUBLICATION
August 20, 2020	US,20200263217,A1   US20200263217A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 11408018

Fructose-C4-epimerase and preparation method for producing tagatose using the same

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