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

Patent Owner(s)

• POONGSAN CORPORATION

International Classification(s)

• C23C:COATING METALLIC MATERIAL; COATING MATERIAL WITH M....
• C25D:PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC ....
• C25F:PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIAL....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kim, Hyo Young	Ulsan, KR	59	573
Lee, Buem Jae	Ulsan, KR	1	1
Nam, Hyo Moon	Ulsan, KR	4	2
Park, Cheol Min	Ulsan, KR	52	457

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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	Jul 3, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jul 3, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 3, 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
January 03, 2023	US,11542606,B2   US11542606B2	GRANTED PATENT AS SECOND PUBLICATION
October 31, 2019	US,20190330743,A1   US20190330743A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 11542606

Method of tin-plating copper alloy for electric or electronic parts and automobile parts and tin-plating material of copper alloy manufactured therefrom

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