ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,557,541, issued on Feb. 17, was assigned to BOE TECHNOLOGY GROUP Co. LTD. (Beijing).

"Display substrate and manufacturing method therefor, and display apparatus" was invented by Yang Yu (Beijing), Fangxu Cao (Beijing), Wenqiang Li (Beijing), Pinfan Wang (Beijing), Bo Wang (Beijing) and Jingquan Wang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display substrate has a display area and a non-display area adjacent to the display area. The display substrate comprises: a flexible substrate including at least one stretchable region, the stretchable regions extending from the display area to the non-display area, and being provided with a pluralit...