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

Patent Owner(s)

Patent Owner	Address
BIOPTIK TECHNOLOGY INC	1F NO 9 INDUSTRY E RD IV SCIENCE-BASED INDUSTRIAL PARK HSINCHU

International Classification(s)

• C12P:FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESI....
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Wu, Yi-Lung	Hsinchu, TW	8	18
Yang, Chin-Chang	Hsinchu, TW	8	8

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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
October 04, 2011	US,8030523,B2   US8030523B2	GRANTED PATENT AS SECOND PUBLICATION
July 30, 2009	US,20090191604,A1   US20090191604A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8030523

Method for obtaining natural astaxanthin from eggs and gonads of snails

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