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

Patent Owner(s)

Patent Owner	Address
SAMSUNG DISPLAY CO LTD	YONGIN-SI GYEONGGI-DO 17113

International Classification(s)

• H01L:SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICE....
• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....
• C07D:HETEROCYCLIC COMPOUNDS
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Baek, Jangyeol	Yongin-si, KR	55	128
Jung, Minjung	Yongin-si, KR	96	12
KIM, Taeil	Yongin-si, KR	114	450
Oh, Chanseok	Yongin-si, KR	115	31
Pak, Sunyoung	Yongin-si, KR	41	8
Park, Junha	Yongin-si, KR	164	229
Sim, Munki	Yongin-si, KR	89	167
Sunwoo, Kyoung	Yongin-si, KR	63	2

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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 27, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Apr 27, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 27, 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: 2022/0340,602

HETEROCYLIC COMPOUND AND LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE HETEROCYCLIC COMPOUND

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