IP Library › Granted Patent US 8,766,242
Granted Patent B2
US 8,766,242 · App. 13/306,473 · Granted Jul 1, 2014

Aromatic chalcogen compounds and their use

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Quick Facts
Patent No.
US 8,766,242
App. No.
13/306,473
Granted
Jul 1, 2014
Kind
B2
Abstract

This invention relates to dibenzothiopyran compounds. This invention also relates to layers and devices including at least one of these compounds.

Claims (1)

1. A device comprising an anode, a cathode, and an active layer interposed between the anode and cathode, and further comprising a charge transport compound, wherein the charge transport compound is selected from CM-12, CM-13, and CM-15:

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 22, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: LG CHEM, LTD.
Reel/Frame 050150/0482 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 27, 2019
From: RADU, NORA SABINA; SHUEY, STEVEN W.; WANG, YING
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 048458/0195 →