ALEXANDRIA, Va., July 16 -- United States Patent no. RE50,942, issued on June 30, was assigned to LG Chem Ltd. (Seoul, South Korea).

"Deuterated compounds for electronic applications" was invented by Daniel David Lecloux (Midland, Mich.), Adam Fennimore (Wilmington, Del.), Weiying Gao (Landenberg, Pa.), Nora Sabina Radu (Landenberg, Pa.), Weishi Wu (Landenberg, Pa.), Vsevolod Rostovtsev (Swarthmore, Pa.), Michael Henry Howard Jr. (Montchanin, Del.), Hong Meng (Wilmington, Del.), Yulong Shen (Plano, Texas), Jeffrey A. Merlo (Wilmington, Del.) and Eric Maurice Smith (Hockessin, Del.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This invention relates to deuterated aryl-anthracene compounds that are useful in ...