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:
May. 08, 2018
Filed:
Mar. 31, 2015
Applicants:
Cambridge Display Technology Limited, Godmanchester, GB;
Sumitomo Chemical Co., Ltd., Tokyo, JP;
Inventors:
Kiran Kamtekar, Godmanchester, GB;
Annette Steudel, Dresden, DE;
Martin Humphries, Godmanchester, GB;
Assignees:
Cambridge Display Technology Limited, Cambridgeshire, GB;
Sumitomo Chemical Company Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/00 (2006.01); C08G 73/02 (2006.01); H01L 51/00 (2006.01); C08G 61/12 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
C08G 73/026 (2013.01); C08G 61/12 (2013.01); H01L 51/0039 (2013.01); H01L 51/0043 (2013.01); C08G 2261/135 (2013.01); C08G 2261/1414 (2013.01); C08G 2261/3142 (2013.01); C08G 2261/3162 (2013.01); C08G 2261/411 (2013.01); C08G 2261/512 (2013.01); C08G 2261/95 (2013.01); H01L 51/5056 (2013.01); H01L 2251/308 (2013.01);
Abstract
A polymer comprising repeat units of formula (I) and repeat units of formula (II):