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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

International Classification(s)

• G11B:INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BET....
• C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
• G03H:HOLOGRAPHIC PROCESSES OR APPARATUS
• C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
HONG, Chulsuk	Daejeon, KR	3	2
JUNG, Soonhwa	Daejeon, KR	11	6
KIM, Min Soo	Daejeon, KR	341	2441
LEE, Hanna	Daejeon, KR	36	201
LEE, Inkyu	Daejeon, KR	51	682
YI, Yeonhui	Daejeon, KR	5	3

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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	Jul 9, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jul 9, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 9, 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

Full Text

US Patent Application No: 2025/0013,197

HOLOGRAPHIC RECORDING MEDIUM, COMPOSITION FOR FORMING PHOTOPOLYMER LAYER AND OPTICAL ELEMENT

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