Organic light-emitting device, and light-emitting material and compound used therefor

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9502668
APP PUB NO 20150105564A1
SERIAL NO

14391228

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An organic light-emitting device having a light-emitting layer containing a compound represented by the general formula below has a high light emission efficiency. In the general formula, at least one of R1 to R5 represents a cyano group, at least one of R1 to R5 represents a 9-carbazolyl group, a 1,2,3,4-tetrahydro-9-carbazolyl group, a 1-indolyl group or a diarylamino group, and the balance of R1 to R5 represents a hydrogen atom or a substituent.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • KYULUX, INC.;KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Adachi, Chihaya Fukuoka, JP 180 2953
Goushi, Kenichi Fukuoka, JP 11 98
Kondo, Ryosuke Fukuoka, JP 32 135
Nakanotani, Hajime Fukuoka, JP 41 292
Nishide, Jyunichi Fukuoka, JP 2 37
Nomura, Hiroko Fukuoka, JP 94 1020
Shizu, Katsuyuki Fukuoka, JP 19 126
Uoyama, Hiroki Fukuoka, JP 9 106
Yasuda, Takuma Fukuoka, JP 35 149

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 May 22, 2028
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