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:
May. 12, 2026
Filed:
Feb. 21, 2022
Universal Display Corporation, Ewing, NJ (US);
Peter Wolohan, Princeton Junction, NJ (US);
Tyler Fleetham, Yardley, PA (US);
Hsiao-Fan Chen, Lawrence Township, NJ (US);
Universal Display Corporation, Ewing, NJ (US);
Abstract
Provided are compounds having Formula I: wherein rings A, B, C, D, E, and F are each independently a single or fused ring system, consisting of one or more 5-membered or 6-membered carbocyclic or heterocyclic rings; L, L, L, L, L, and Lare each independently optionally present or is selected from the group consisting of O, S, Se, BR, BRR', NR, C═R, CRR′, SiRR′, P(O)R, and GeRR′; a, b, c, d, e and f are each O for not present or 1 for present; each of R, R′, R, R, R, R, R, and Ris independently a hydrogen or a substituent; and any two of adjacent R, R′, R, R, R, R, R, and Rcan be joined or fused to form a ring. Also provided are formulations comprising these compounds. Further provided are OLEDs and related consumer products that utilize these compounds.