ALEXANDRIA, Va., April 9 -- United States Patent no. 12,274,122, issued on April 8, was assigned to BOE TECHNOLOGY GROUP Co. LTD. (Beijing).

"Display substrate and method of manufacturing the same, and display apparatus" was invented by Chunyan Xie (Beijing), Song Zhang (Beijing) and Ziyu Zhang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display substrate includes a substrate, at least one protruding structure, a water-oxygen barrier pattern, and a display layer. The substrate has a display area, an opening located in the display area, and an isolation region disposed around the opening. The at least one protruding structure is disposed on the substrate and located in the isolation region. The ...