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:
Jun. 02, 2026
Filed:
Jun. 06, 2022
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventor:
Taku Imaizumi, Yokohama, JP;
Assignee:
SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); C07D 209/82 (2006.01); C07D 405/04 (2006.01); C07D 405/12 (2006.01); C07D 405/14 (2006.01); C07D 409/12 (2006.01); H10K 85/30 (2023.01); H10K 85/60 (2023.01); H10K 50/15 (2023.01);
U.S. Cl.
CPC ...
C07D 209/82 (2013.01); C07D 405/04 (2013.01); C07D 405/12 (2013.01); C07D 405/14 (2013.01); C07D 409/12 (2013.01); H10K 85/321 (2023.02); H10K 85/631 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 50/15 (2023.02);
Abstract
A light emitting element according to an embodiment includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode and including a polycyclic compound according to an embodiment, thereby showing high efficiency and long-life characteristics.
Imaizumi, Taku. (2026). Light emitting element and polycyclic compound for the same (U.S. Patent No. 12643857). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12643857
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile