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. 04, 2020
Filed:
Jun. 15, 2017
Applicants:
Cambridge Display Technology Limited, Godmanchester, GB;
Sumitomo Chemical Company Limited, Tokyo, JP;
Inventor:
Kiran Kamtekar, Godmanchester, GB;
Assignees:
Cambridge Display Technology Limited, Godmanchester, GB;
Sumitomo Chemical Company Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); G08B 29/08 (2006.01); G08B 29/18 (2006.01); C08F 12/32 (2006.01); H01L 51/00 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
G08B 29/08 (2013.01); C08F 12/32 (2013.01); G08B 29/188 (2013.01); H01L 51/0003 (2013.01); H01L 51/0035 (2013.01); H01L 51/0039 (2013.01); H01L 51/5268 (2013.01); H01L 51/5072 (2013.01); H01L 51/5092 (2013.01); H01L 2251/5369 (2013.01); H01L 2251/552 (2013.01);
Abstract
A cationic nanoparticulate material comprises polymer and a BF, PFor SbFcounterion. A layer of an organic electronic device, such as an organic light-emitting device, comprises the nanoparticulate material dispersed in an organic semiconducting layer.