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. 09, 2026
Filed:
Jan. 05, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Norihito Ishii, Suwon-si, KR;
Fumiaki Kato, Suwon-si, KR;
Masashi Tsuji, Suwon-si, KR;
Naotoshi Suganuma, Suwon-si, KR;
Takahiro Fujiyama, Suwon-si, KR;
Yusaku Konishi, Suwon-si, KR;
Eun Joo Jang, Suwon-si, KR;
Ha Il Kwon, Suwon-si, KR;
Hyo Sook Jang, Suwon-si, KR;
Soonmin Cha, Suwon-si, KR;
Tae Ho Kim, Suwon-si, KR;
Wonsik Yoon, Suwon-si, KR;
Yuho Won, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Abstract
As a technology capable of improving the durability of an electroluminescent device, for example, luminescence lifespan, a polymeric compound including a structural unit represented by Chemical Formula 1, or a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2, and an electroluminescent device material or electroluminescent device including the same are provided: In Chemical Formula 1 and Chemical Formula 2, Rto Rare not the same as Rto R.