The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 04, 2024
Filed:
Dec. 29, 2020
Chengdu Boe Optoelectronics Technology Co., Ltd., Sichuan, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Linhong Han, Beijing, CN;
Yi Zhang, Beijing, CN;
Guangzhou Zhao, Beijing, CN;
Yiyang Zhang, Beijing, CN;
Yuqing Yang, Beijing, CN;
Tingliang Liu, Beijing, CN;
Pengfei Yu, Beijing, CN;
Yang Zhou, Beijing, CN;
Qun Ma, Beijing, CN;
Xiping Li, Beijing, CN;
Shikai Qin, Beijing, CN;
Weiyun Huang, Beijing, CN;
Yue Long, Beijing, CN;
Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
Provided are a display motherboard, a preparation method thereof, a display substrate and a display device. The display motherboard includes a plurality of display substrate regions and a cutting region located at a periphery of each of the plurality of display substrate regions; the display motherboard includes a driving structure layer arranged in each of the plurality of display substrate regions and a marking structure layer arranged in each cutting region, wherein the marking structure layer includes a cutting mark layer; and a planarization layer arranged on the driving structure layer and the marking structure layer, and covering the marking structure layer.