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:
Feb. 18, 2020
Filed:
Jul. 06, 2015
Universal Display Corporation, Ewing, NJ (US);
UNIVERSAL DISPLAY CORPORATION, Ewing, NJ (US);
Abstract
A compound having a structure of Formula 1: is disclosed. In Formula 1, each one of Xto Xis independently CR or N; at least two adjacent of Xto Xare CR; at least one pair of adjacent Rs is fused to one of the Ring A, Ring B, Ring C, or Ring D; each instance of Y, Y, Y, and Yis independently CRor N; each instance of Z is independently CRR, NR, O, S or Se; each instance of R, R, R, R, and Rare independently selected from a variety of substituents; and any adjacent substituents of R, R, R, R, and Rare optionally joined or fused into a ring. Formulations and devices, such as an OLEDs, that include the compound of Formula 1 are also described.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile