ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,559,510, issued on Feb. 24, was assigned to Merck Patent GmbH (Darmstadt, Germany).
"Materials for organic electroluminescent devices" was invented by Ilona Stengel (Darmstadt, Germany), Aaron Lackner (Mannheim, Germany), Lara-Isabel Rodriguez (Darmstadt, Germany), Charlotte Walter (Darmstadt, Germany) and Amel Mekic (St. Gallen, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds."
The patent was filed on Sept. 21, 2020, under Ap...