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

Patent Owner(s)

Patent Owner	Address
HYUNDAI MOTOR COMPANY	SEOUL
GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY	123 CHEOMDANGWAGI-RO BUK-GU GWANGJU 61005 61005
KIA CORPORATION	12 HEOLLEUNG-RO SEOCHO-GU SEOUL 06797

International Classification(s)

• C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
• H01M:PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bak, In Gyu	Gwangju, KR	2	2
Choi, Won Jae	Seoul, KR	72	351
Jang, Ji Hoon	Suwon, KR	42	115
Kwak, Da Hee	Suwon, KR	5	0
Lee, Jae Suk	Gwangju, KR	71	350
Oh, Hye Min	Gwangju, KR	8	99
Oh, Songi	Suwon, KR	11	3
Shin, Sung Hee	Incheon, KR	8	0

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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	Oct 25, 2027
7.5 Year Payment	$3600.00	$1800.00	$900.00	Oct 25, 2031
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Oct 25, 2035

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: 2024/0136,538

IONOMER FOR HIGH-TEMPERATURE POLYMER ELECTROLYTE MEMBRANE FUEL CELL

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