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

Patent Owner(s)

Patent Owner	Address
LG CHEM LTD	128 YEOUI-DAERO YEONGDEUNGPO-GU SEOUL 07336 07336

International Classification(s)

• C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....
• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Han, Miyeon	Daejeon, KR	66	234
Heo, Dong Uk	Daejeon, KR	91	307
Huh, Jungoh	Daejeon, KR	67	292
Jang, Boonjae	Daejeon, KR	63	387
Jung, Min Woo	Daejeon, KR	123	248
Kang, Minyoung	Daejeon, KR	52	295
Lee, Dong Hoon	Daejeon, KR	529	2741

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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	Feb 27, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Feb 27, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Feb 27, 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
August 27, 2024	US,12075695,B2   US12075695B2	GRANTED PATENT AS SECOND PUBLICATION
August 10, 2023	US,20230255104,A1   US20230255104A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 12075695

Compound and organic light-emitting device comprising same

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