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

Patent Owner(s)

Patent Owner	Address
WONIK MATERIALS CO LTD	30 YANGCHEONG 3-GIL OCHANG-EUP CHEONGWON-GU CHEONGJU-SI CHUNGCHEONGBUK-DO 28116

International Classification(s)

• C01B:NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
• H01M:PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Cho, Byeong Ok	Cheongju-si, KR	6	48
Jung, Suk Yong	Cheongju-si, KR	3	3
Kim, Young Lae	Sejong, KR	9	5
Lee, Kyoung Jin	Cheongju-si, KR	23	19

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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 22, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Apr 22, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 22, 2036

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
October 22, 2024	US,12126061,B1   US12126061B1	GRANTED PATENT AS FIRST PUBLICATION
October 03, 2024	US,20240332571,A1   US20240332571A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 12126061

Ammonia-based solid oxide fuel cell (SOFC) system in which temperature rise using heating element is applied, and operation method therefor

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