2,2′-bibenzo[D]imidazolidene compound having condensed rings at the 1-, 1′-, 3- and 3′-positions, and organic light-emitting element, display device, image information processing apparatus, lighting device, image forming apparatus and exposure unit, each containing the same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10403827
APP PUB NO 20170263870A1
SERIAL NO

15529047

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A stable 2,2′-bibenzo[d]imidazolidene compound is provided. The 2,2′-bibenzo[d]imidazolidene compound is expressed by the following General Formula (1). In General Formula (1), Ar1 to Ar8 each represent a substituted or unsubstituted condensed ring. R1 to R8 each represent a hydrogen atom or a substituent.

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
Kamatani, Jun Tokyo, JP 277 4420
Miyashita, Hirokazu Tokyo, JP 97 171
Nishide, Yosuke Kawasaki, JP 104 235
Yamada, Naoki Inagi, JP 401 4525

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
7.5 Year Payment $3600.00 $1800.00 $900.00 Mar 3, 2027
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 3, 2031
Fee Large entity fee small entity fee micro entity fee
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