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:
May. 30, 2017
Filed:
Mar. 23, 2015
Boe Technology Group Co., Ltd., Beijing, CN;
Chengdu Boe Optoelectronics Technology Co., Ltd., Chengdu, Sichuan, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Chengdu, Sichuan, CN;
Abstract
A display panel motherboard, a display panel, a manufacturing method thereof and a display device are provided. The display panel motherboard includes an array substrate provided with a metal lead layer and an protection layer and an opposing substrate provided with a black matrix layer; alignment rulers are respectively disposed in portions of the metal lead layer and the black matrix layer, corresponding to a sealant region; a protrusion is formed in a portion of the protection layer corresponding to the alignment ruler in the metal lead layer, in a thickness direction; and/or the opposing substrate further comprises a spacer layer, and a protrusion is formed in a portion of the spacer layer corresponding to the alignment ruler in the black matrix layer in the thickness direction.