Patent · US Active

Organic electroluminescent materials and devices

US11056658B2 · kind B2 · utility

3Cited by

33References

19Claims

0Family size

Assignee

UNIVERSAL DISPLAY CORPORATION · US

Inventors

Jui-Yi Tsai · Newtown, US
Lichang Zeng · Lawrenceville, US
Zhiqiang JI · Ewing, US
Alexey Borisovich Dyatkin · Ambler, US
Walter Yeager · Yardley, US
Edward Barron · Hillsborough Township, US

Key dates

Filing date	Mar 12, 2018
Grant date	Jul 6, 2021
Priority date	—
Expiry date	Feb 16, 2039

Classification

Technology area (CPC H)Electricity
CPC primaryH10K2101/90
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A compound having the formula: Formula I is disclosed. The compound is useful as emitters in OLEDs.

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