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

Patent Owner(s)

Patent Owner	Address
GRAND TEK ADVANCE MATERIAL SCIENCE CO LTD	TAIPEI 104

International Classification(s)

• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chen, Kuan-Ching	Taipei, TW	5	125
Lin, Hsueh-Tso	Taipei, TW	12	131
Tang, Shang-Wei	Taipei, TW	2	1
Zhong, Dick	Taipei, TW	12	20

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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
August 21, 2012	US,8247589,B2   US8247589B2	GRANTED PATENT AS SECOND PUBLICATION
June 30, 2011	US,20110160475,A1   US20110160475A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8247589

Organic silicon phosphate and fabrication method thereof

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