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

Patent Owner(s)

Patent Owner	Address
DONGGUAN GOLDEN SUN ABRASIVES CO LTD	523000 GUANGDONG PROVINCE DONGGUAN CITY DALINGSHAN TOWN BIG LOOP NO 66 EAST DONGGUAN CITY GUANGDONG PROVINCE 523000

International Classification(s)

• B24D:TOOLS FOR GRINDING, BUFFING, OR SHARPENING

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
FANG, Hong	Dongguan, CN	25	38
NONG, Zhongchao	Dongguan, CN	5	1

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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	Apr 21, 2025
7.5 Year Payment	$3600.00	$1800.00	$900.00	Apr 21, 2029
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 21, 2033

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

Full Text

US Patent Application No: 2021/0323,121

Flocking Sanding Tool and Manufacturing Method Thereof

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