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:
Nov. 07, 2017
Filed:
Nov. 26, 2013
Applicants:
Cambridge Display Technology, Cambridgeshire, GB;
Sumitomo Chemical Company Limited, Tokyo, JP;
Inventors:
Kiran Kamtekar, Godmanchester, GB;
Annette Steudel, Dresden, DE;
Assignees:
Cambridge Display Technology Limited, Cambridgeshire, GB;
Sumitomo Chemical Company Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07F 5/02 (2006.01); C08G 61/02 (2006.01); C08G 61/12 (2006.01); C09D 165/00 (2006.01); C08K 5/3472 (2006.01); C08K 5/56 (2006.01); C08L 65/00 (2006.01); H01L 51/50 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0043 (2013.01); C07F 5/025 (2013.01); C08G 61/02 (2013.01); C08G 61/12 (2013.01); C08K 5/3472 (2013.01); C08K 5/56 (2013.01); C08L 65/00 (2013.01); C09D 165/00 (2013.01); H01L 51/50 (2013.01); H01L 51/56 (2013.01); C08G 2261/122 (2013.01); C08G 2261/1412 (2013.01); C08G 2261/19 (2013.01); C08G 2261/3142 (2013.01); C08G 2261/3162 (2013.01); C08G 2261/3424 (2013.01); C08G 2261/411 (2013.01); C08G 2261/5242 (2013.01); C08G 2261/76 (2013.01); C08G 2261/95 (2013.01);
Abstract
A polymer comprising repeat units of formula (I) and one or more co-repeat units: The polymer may form a charge-transporting layer of an OLED or may be a host material used with a luminescent dopant in a light-emitting layer of an OLED.