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:
Apr. 29, 2025
Filed:
May. 28, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Hyojin Ko, Yongin-si, KR;
Changhee Lee, Yongin-si, KR;
Dukki Kim, Yongin-si, KR;
Sehun Kim, Yongin-si, KR;
Youngil Kim, Yongin-si, KR;
Seungmook Lee, Yongin-si, KR;
Jaekook Ha, Yongin-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/10 (2022.12); C09D 11/38 (2013.12); C09D 11/52 (2013.12); H10K 50/115 (2022.12); H10K 50/17 (2022.12); H10K 71/00 (2022.12); H10K 71/12 (2022.12);
U.S. Cl.
CPC ...
H10K 85/111 (2023.01); C09D 11/38 (2012.12); C09D 11/52 (2012.12); H10K 50/115 (2023.01); H10K 50/17 (2023.01); H10K 71/00 (2023.01); H10K 71/12 (2023.01);
Abstract
According to one aspect of the invention, a hole-transporting ink composition for a light emitting device, the hole-transporting ink composition includes an adhesion-promoting compound represented by Formula 1 and a hole-transporting compound:A—B—C Formula 1 wherein, in Formula 1, the variables are defined above.