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:
Nov. 14, 2023
Filed:
Mar. 03, 2020
Universal Display Corporation, Ewing, NJ (US);
Hsiao-Fan Chen, Lawrence Township, NJ (US);
Tyler Fleetham, Newtown, PA (US);
Peter Wolohan, Princeton Junction, NJ (US);
Jason Brooks, Philadelphia, PA (US);
Pierre-Luc T. Boudreault, Pennington, NJ (US);
Charles J. Stanton, III, Wilmington, DE (US);
Olexandr Tretyak, Newark, DE (US);
Raghupathi Neelarapu, Newark, DE (US);
Katarina Rohlfing, Wilmington, DE (US);
Douglas Williams, Mullica Hill, NJ (US);
UNIVERSAL DISPLAY CORPORATION, Ewing, NJ (US);
Abstract
Tetradentate platinum complexes comprising an imidazole/benzimidazole carbene having a structure of Formula I is disclosed. In Formula I, M is Pd or Pt. These platinum carbenes with the specific substituents disclosed herein are novel and provides phosphorescent emissive compounds that exhibit physical properties that can be tuned, such as sublimation temperature, emission color, and device stability.