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

Patent Owner(s)

Patent Owner	Address
SAN FANG CHEMICAL INDUSTRY CO LTD	KAOHSIUNG CITY

International Classification(s)

• B24B:MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR PO....
• B24D:TOOLS FOR GRINDING, BUFFING, OR SHARPENING

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Feng, Chung-Chih	Kaohsiung, TW	112	308
Hung, Yung-Chang	Kaohsiung, TW	45	119
Liu, Wei-Te	Kaohsiung, TW	10	28
Wang, Chun-Ta	Kaohsiung, TW	13	25
Yao, I-Peng	Kaohsiung, TW	79	189

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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	Jan 17, 2026
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jan 17, 2030

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 17, 2018	US,10022836,B2   US10022836B2	GRANTED PATENT AS SECOND PUBLICATION
March 24, 2016	US,20160082568,A1   US20160082568A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2016/0082,568

POLISHING PAD, POLISHING APPARATUS AND METHOD FOR MANUFACTURING POLISHING PAD

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