Family

Loading Family data...

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

Patent Owner(s)

Patent Owner	Address
LIGNUM INC	#404 99 DAEHAK-RO YUSEONG-GU DAEJEON 34134

International Classification(s)

• C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....
• C08H:DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
• C08B:POLYSACCHARIDES; DERIVATIVES THEREOF
• C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
LEE, Sang-Hyun	Daejeon, KR	176	1720

Cited Art Landscape

Load Citation

• No Cited Art to Display

Loading Cited Art Landscape...

Patent Citation Ranking

Forward Cite Landscape

Load Citation

• No Forward Cites to Display

Loading Forward Cite Landscape...

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 10, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Oct 10, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Oct 10, 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: 2025/0115,750

METHOD FOR PREPARING SCRATCH-RESISTANT BIO-ADDITIVE FOR ADDITION TO PLASTICS, AND SCRATCH-RESISTANT BIO-ADDITIVE FOR ADDITION TO PLASTICS PREPARED THEREBY

---

 

Legal Events