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:
Jan. 10, 2023
Filed:
Sep. 10, 2019
Applicant:
Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd., Wuhan, CN;
Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/16 (2006.01); H01L 51/52 (2006.01); H01L 27/32 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5225 (2013.01); G06F 1/1686 (2013.01); H01L 27/3234 (2013.01);
Abstract
A mask plate for fabricating a display panel and an application thereof are provided. The mask plate is configured to vapor-deposit a metal cathode layer of the display panel and includes a first blocking region and a first opening region disposed in the first blocking region, wherein a second blocking region is disposed in the first opening region, and the second blocking region is provided with a plurality of second opening regions spaced apart from each other.