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:
Sep. 18, 2018
Lg Chem, Ltd., Seoul, KR;
Woochul Lee, Daejeon, KR;
Ki Dong Koo, Daejeon, KR;
Ji Young Choi, Daejeon, KR;
Young Seok Kim, Daejeon, KR;
Joo Ho Kim, Daejeon, KR;
Kongkyeom Kim, Daejeon, KR;
Dongheon Kim, Daejeon, KR;
Younghee Lee, Daejeon, KR;
Ki Kon Lee, Daejeon, KR;
Sujeong Geum, Daejeon, KR;
Jung Min Yoon, Daejeon, KR;
LG CHEM, LTD., Seoul, KR;
Abstract
Provided is an organic light emitting device comprising an anode; a cathode; and a light emitting layer provided between the anode and the cathode, wherein the light emitting layer comprises a first host material comprising a compound of Chemical Formula A:
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile