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:
Jul. 07, 2026
Filed:
May. 31, 2021
Applicants:
Beijing Boe Technology Development Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Inventor:
Wenhai Mei, Beijing, CN;
Assignees:
Beijing BOE Technology Development Co., Ltd., Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/00 (2023.01); C09K 11/02 (2006.01); H10K 50/115 (2023.01);
U.S. Cl.
CPC ...
C09K 11/02 (2013.01); H10K 50/115 (2023.02);
Abstract
Embodiments of the present disclosure provide a quantum dot material including a quantum dot body and a primary ligand A″ and a secondary ligand B″ coated on a surface of the quantum dot body, and a carbon chain length of the primary ligand A″ is 1.3 to 4.5 times a carbon chain length of the secondary ligand B″.
Mei, Wenhai. (2026). Quantum dot material and preparation method thereof, quantum dot display device, and display apparatus (U.S. Patent No. 12674089). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12674089
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile