Patent · US Active

Materials for organic electroluminescent devices

US12139500B2 · kind B2 · utility

0Cited by

3References

15Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Jens ENGELHART · Darmstadt, DE
Philipp Stoessel · Frankfurt am Main, DE
Christian EHRENREICH · Darmstadt, DE
Christian EICKHOFF · Mannheim, DE
Philipp Harbach · Bremke, DE
Amir Hossain Parham · Frankfurt am Main, DE

Key dates

Filing date	Jan 14, 2020
Grant date	Nov 12, 2024
Priority date	—
Expiry date	Jul 3, 2041

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E10/549
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to a compound of the formula (1),to the use of the compound in an electronic device, and to an electronic device comprising a compound of the formula (1). The present invention furthermore relates to a process for the preparation of a compound of the formula (1) and to a formulation comprising one or more compounds of the formula (1).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.