Organic light-emitting device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11678575
APP PUB NO 20170331048A1
SERIAL NO

15293174

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An organic light emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the organic layer includes a first compound, a second compound, a third compound, and a fourth compound, and the first compound to the fourth compound satisfy Equations 1 to 8:

description='In-line Formulae' end='lead'E1,LUMO≥E2,LUMO+0.15 electron volts (eV)  Equation 1description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'E1,HOMO≥E2,HOMO+0.15 eV  Equation 2description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'E1,T1≥E4,T1  Equation 3description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'E2,T1≥E4,T1  Equation 4description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'E3,T1≥E4,T1  Equation 5description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'E3,LUMO≥E2,LUMO+0.1 eV  Equation 6description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'−5.6 eV≥E3,HOMO  Equation 7description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'Egap1≥Egap3.  Equation 8description='In-line Formulae' end='tail'

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • SAMSUNG DISPLAY CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cho, Hwan-Hee Yongin-si, KR 80 667
Hwang, Jin-Soo Yongin-si, KR 25 147
Kim, Myeong-Suk Yongin-si, KR 109 857
Kim, Se-Hun Yongin-si, KR 43 325
Kim, Sung-Wook Yongin-si, KR 114 1030

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 Dec 13, 2026
7.5 Year Payment $3600.00 $1800.00 $900.00 Dec 13, 2030
11.5 Year Payment $7400.00 $3700.00 $1850.00 Dec 13, 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