Materials for organic electroluminescent devices

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9876181
SERIAL NO

15503205

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention relates to electron-deficient heteroaromatic compounds which are substituted by dibenzofuran or dibenzothiophene derivatives and by carbazoles or amines, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • MERCK PATENT GMBH

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anémain, Rémi Manouk Seoul, KR 6 30
Eberle, Thomas Landau, DE 114 806
Grossmann, Tobias Darmstadt, DE 73 301
Jatsch, Anja Frankfurt am Main, DE 118 725
Kroeber, Jonas Valentin Franfurt am Main, DE 86 626
Parham, Amir Hossain Frankfurt am Main, DE 191 1987

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 Jul 23, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jul 23, 2029
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