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:
Nov. 04, 2025
Filed:
Aug. 31, 2022
Ordos Yuansheng Optoelectronics Co., Ltd., Inner Mongolia, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Wei Miao, Beijing, CN;
Jianyun Xie, Beijing, CN;
Yezhou Fang, Beijing, CN;
Fengguo Wang, Beijing, CN;
Bo Wang, Beijing, CN;
Zhen Shi, Beijing, CN;
Yongsheng Li, Beijing, CN;
Jing Sun, Beijing, CN;
Kai Chen, Beijing, CN;
Shilong Zhang, Beijing, CN;
Lei Gao, Beijing, CN;
Yaozu Liu, Beijing, CN;
Yuanhang Yang, Beijing, CN;
Guojiang Yu, Beijing, CN;
Ordos Yuansheng Optoelectronics Co., Ltd., Inner Mongolia, CN;
Beijing BOE Technology Development Co., Ltd., Beijing, CN;
Abstract
Embodiments of the present disclosure provide a color film substrate and a method for preparing the same, and a display device. The color film substrate comprises a substrate; a first black matrix located on the substrate; and a second black matrix partially overlapping with the first black matrix, wherein at an overlapping position of the first black matrix and the second black matrix, the second black matrix overlays the first black matrix in a direction perpendicular to the substrate, and wherein a size of an opening defined by either of the first black matrix and the second black matrix is larger than a size of an opening defined by the first black matrix and the second black matrix together.