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:
Feb. 25, 2025
Filed:
Aug. 02, 2021
Applicant:
Rohm and Haas Electronic Materials Korea Ltd., Chungcheongnam-do, KR;
Inventors:
Eun-Joung Choi, Gyeonggi-do, KR;
Hyun-Ju Kang, Gyeonggi-do, KR;
Hong-Yeop Na, Gyeonggi-do, KR;
Su-Hyun Lee, Gyeonggi-do, KR;
Sang-Hee Cho, Gyeonggi-do, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 401/10 (2006.01); H10K 50/11 (2023.01); H10K 85/60 (2023.01); H10K 101/00 (2023.01); H10K 101/40 (2023.01);
U.S. Cl.
CPC ...
C07D 401/10 (2013.01); H10K 85/622 (2023.02); H10K 85/623 (2023.02); H10K 85/624 (2023.02); H10K 85/626 (2023.02); H10K 85/633 (2023.02); H10K 85/636 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 50/11 (2023.02); H10K 2101/40 (2023.02); H10K 2101/90 (2023.02);
Abstract
An organic electroluminescent compound and a plurality of host materials produce an organic electroluminescent device having an improved luminous efficiency.
Choi, Eun-Joung. (2025). Organic electroluminescent compound, a plurality of host materials, and organic electroluminescent device comprising the same (U.S. Patent No. 12234219). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12234219
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile