The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 11, 2023
Filed:
Mar. 10, 2020
Universal Display Corporation, Ewing, NJ (US);
Bin Ma, Plainsboro, NJ (US);
Vadim Adamovich, Yardley, PA (US);
Edward Barron, Hamilton, NJ (US);
Jui-Yi Tsai, Newton, PA (US);
Mingjuan Su, Ewing, NJ (US);
Lech Michalski, Pennington, NJ (US);
Chuanjun Xia, Lawrenceville, NJ (US);
Michael S. Weaver, Princeton, NJ (US);
Walter Yeager, Yardley, PA (US);
Bert Alleyne, Newtown, PA (US);
Universal Display Corporation, Ewing, NJ (US);
Abstract
A compound having a formula (L)Ir(L)having a structure selected from is disclosed. In the structures of formula (L)Ir(L), m is 1 or 2, R, R, R, R, and Rare each independently selected from hydrogen, deuterium, C1 to C6 alkyl, C1 to C6 cycloalkyl, and partially or fully deuterated variants thereof, and partially or fully fluorinated variants thereof, and, Ris selected from C1 to C6 alkyl, C1 to C6 cycloalkyl, and partially or fully deuterated variants thereof, and partially or fully fluorinated variants thereof.