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:
Dec. 31, 2024
Filed:
Aug. 18, 2020
Chengdu Boe Optoelectronics Technology Co., Ltd., Chengdu, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Ju Mei, Chengdu, CN;
Peng Xu, Chengdu, CN;
Jianbo Ye, Chengdu, CN;
Guoqiang Ma, Chengdu, CN;
Leifang Xiao, Chengdu, CN;
Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
Disclosed are an alignment mask, a metal mask assembly, and a preparation method therefor. The alignment mask includes a mask body. The mask body includes: multiple alignment holes; and, separating parts surrounding at least some alignment holes and used for separating the areas at where the at least some alignment holes are located from other areas, where the separation parts include at least one semi-etched line.