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. 12, 2026
Filed:
Jun. 30, 2022
Hefei Boe Joint Technology Co., Ltd., Hefei, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Longfei Yan, Beijing, CN;
Di Wu, Beijing, CN;
Hefei BOE Joint Technology Co., Ltd., Hefei, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
A display substrate includes a light emitting structure layer disposed on a base substrate, the light emitting structure layer includes a first electrode layer, a pixel definition layer, a light emitting functional layer and a second electrode layer; the first electrode layer includes multiple first electrodes; the pixel definition layer is disposed on a side of the first electrodes away from the base substrate, and is provided with multiple pixel openings and multiple flow channels; the pixel openings expose surfaces of the first electrodes away from the base substrate, each flow channel is located between two adjacent pixel openings in the first direction and communicates the two adjacent pixel openings in the first direction; the light emitting functional layer includes a first functional layer and a light emitting layer that are stacked; the first functional layer is disposed on surfaces of the first electrodes away from the base substrate.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile