Optical film

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11561426
APP PUB NO 20210349336A1
SERIAL NO

17261396

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present application provides an optical film. By controlling transmittance of a liquid crystal layer comprising a radical initiator for the maximum absorption wavelength of the radical initiator, the present application can provide an optical film having a liquid crystal layer having excellent resistance to external stimuli and excellent optical properties. Such an optical film can have various forms and can be used in various fields.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
LG CHEM LTDYOUNGDUNGPO-GU SEOUL 150-721

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bae, Sang Jo Daejeon, KR 2 19
Cho, Woo Yong Daejeon, KR 5 12
Kim, Keon Woo Daejeon, KR 28 100
Lee, Kee Young Daejeon, KR 13 16
Lee, Kyung Gu Daejeon, KR 1 0
Lee, Sung Yoon Daejeon, KR 10 3
Park, Jae Hong Daejeon, KR 130 696
Yang, Hyung Il Daejeon, KR 4 11

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

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 24, 2026
7.5 Year Payment $3600.00 $1800.00 $900.00 Jul 24, 2030
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jul 24, 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