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

Patent Owner(s)

Patent Owner	Address
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY	5 HWARANG-RO 14-GIL SEONGBUK-GU SEOUL 02792

International Classification(s)

• C04B:LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREO....
• D01F:CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
HWANG, Jun Yeon	Wanju-gun, KR	4	1
KIM, Dae-Yoon	Wanju-gun, KR	2	0
KIM, Jungwon	Wanju-gun, KR	39	56
KIM, Nam Dong	Wanju-gun, KR	14	16
KIM, Seo Gyun	Wanju-gun, KR	5	15
Kim, Sung Yong	Wanju-gun, KR	41	134
KU, Bon-Cheol	Wanju-gun, KR	30	136
YOU, NAM HO	Wanju-gun, KR	16	26

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Patent Citation Ranking

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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	Dec 1, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Dec 1, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Dec 1, 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

Full Text

US Patent Application No: 2023/0167,588

METHOD OF PREPARING CARBON COMPOSITE FIBER AND CARBON COMPOSITE FIBER

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