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:
Aug. 12, 2025
Filed:
Dec. 17, 2021
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Takahiro Fujiyama, Yokohama, JP;
Tomoyuki Kikuchi, Yokohama, JP;
Fumiaki Kato, Yokohama, JP;
Masashi Tsuji, Hwaseong-si, KR;
Naotoshi Suganuma, Yokohama, JP;
Norihito Ishii, Yokohama, JP;
Dae Young Chung, Suwon-si, KR;
Ha Il Kwon, Suwon-si, KR;
Soonmin Cha, Suwon-si, KR;
Tae Ho Kim, Seongnam-si, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); C08F 226/02 (2006.01); C08F 226/06 (2006.01); C09K 11/56 (2006.01); C09K 11/88 (2006.01); H10K 85/10 (2023.01); B82Y 20/00 (2011.01); B82Y 40/00 (2011.01); H10K 50/11 (2023.01); H10K 50/115 (2023.01); H10K 50/15 (2023.01); H10K 50/17 (2023.01); H10K 101/30 (2023.01); H10K 101/40 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
C09K 11/565 (2013.01); C08F 226/02 (2013.01); C08F 226/06 (2013.01); C09K 11/883 (2013.01); H10K 85/111 (2023.02); B82Y 20/00 (2013.01); B82Y 40/00 (2013.01); H10K 50/11 (2023.02); H10K 50/115 (2023.02); H10K 50/15 (2023.02); H10K 50/17 (2023.02); H10K 2101/30 (2023.02); H10K 2101/40 (2023.02); H10K 2102/00 (2023.02);
Abstract
Disclosed is a copolymer including a structural unit represented by Chemical Formula 1 capable of improving performance (particularly durability) of an electroluminescent device.