Binaphthyl compound and organic light emitting element using the same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8841004
APP PUB NO 20120061657A1
SERIAL NO

13298772

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention provides a novel binaphthyl compound and an organic light emitting element having a good light emitting efficiency and a high durability at a low driving voltage. An organic light emitting element including an anode and a cathode, and a layer including an organic compound sandwiched between the anode and the cathode, wherein one of the anode and the cathode is transparent or semi-transparent, and the layer including an organic compound includes at least one binaphthyl compound represented by the following general formula [I]:

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • CANON KABUSHIKI KAISHA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Abe, Shigemoto Tokyo, JP 36 185
Kamatani, Jun Tokyo, JP 277 4420
Kishino, Kengo Kawasaki, JP 52 328
Kosuge, Tetsuya Kawasaki, JP 56 265
Ooishi, Ryota Yokohama, JP 14 801

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
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 23, 2026
Fee Large entity fee small entity fee micro entity fee
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