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

Patent Owner(s)

Patent Owner	Address
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY	67 CHEONGAM-RO NAM-GU POHANG-SI GYEONGSANGBUK-DO 37673
POSCO	POHANG-SI GYEONGSANGBUK-DO 37859

International Classification(s)

• C21D:MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS....
• C22C:ALLOYS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Byun, Gab-Sik	Pohang-si, KR	2	1
Choi, Seung-Dueg	Pohang-shi, KR	2	1
Ha, Sang-Wook	Pohang-si, KR	6	42
Kim, Sang-Won	Pohang-si, KR	85	387
Kwon, Oh-Joon	Pohang-si, KR	8	64
Park, Eon-Byeong	Pohang-si, KR	2	1
Son, Young-Geun	Pohang-si, KR	2	1
Yi, Seong Hoon	Daegu, KR	6	14
Yoon, Sang-Hoon	Seoul, KR	20	85

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jun 29, 2027

Fee	Large entity fee	small entity fee	micro entity fee
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
December 29, 2015	US,9222157,B2   US9222157B2	GRANTED PATENT AS SECOND PUBLICATION
June 13, 2013	US,20130146185,A1   US20130146185A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9222157

High-carbon iron-based amorphous alloy using molten pig iron and method of manufacturing the same

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