ALEXANDRIA, Va., June 10 -- United States Patent no. 12,295,262, issued on May 6, was assigned to Universal Display Corp. (Ewing, N.J.).

"Organic electroluminescent materials and devices" was invented by Lichang Zeng (Ewing, N.J.), Zhiqiang Ji (Ewing, N.J.), Walter Yeager (Ewing, N.J.), Alexey Borisovich Dyatkin (Ewing, N.J.) and Chuanjun Xia (Ewing, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates in part to compounds containing indolocarbazole and terphenyl building blocks. These compounds are useful for application in organic electroluminescent devices wherein the combination of indolocarbazoles with terphenyl groups leads to novel compounds that demonstrate superior devic...