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:
Oct. 17, 2023
Filed:
Nov. 24, 2020
Applicants:
Cambridge Display Technology Limited, Godmanchester, GB;
Sumitomo Chemical Company Limited, Tokyo, JP;
Inventors:
Ruth Pegington, Godmanchester, GB;
Michael Cass, Cambridge, GB;
David Mohamad, Godmanchester, GB;
Matthew Roberts, Godmanchester, GB;
William Tarran, Godmanchester, GB;
Martin Humphries, Godmanchester, GB;
Assignee:
Sumitomo Chemical Company Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/06 (2006.01); C08G 61/02 (2006.01); C08G 61/12 (2006.01); H10K 85/10 (2023.01); H10K 85/30 (2023.01); H10K 50/11 (2023.01); H10K 85/60 (2023.01); H10K 101/00 (2023.01); H10K 101/10 (2023.01); H10K 102/10 (2023.01);
U.S. Cl.
CPC ...
C09K 11/06 (2013.01); C08G 61/02 (2013.01); C08G 61/12 (2013.01); H10K 85/111 (2023.02); H10K 85/151 (2023.02); H10K 85/342 (2023.02); H10K 85/361 (2023.02); C08G 61/122 (2013.01); C08G 2261/11 (2013.01); C08G 2261/122 (2013.01); C08G 2261/1412 (2013.01); C08G 2261/312 (2013.01); C08G 2261/3142 (2013.01); C08G 2261/3422 (2013.01); C08G 2261/374 (2013.01); C08G 2261/411 (2013.01); C08G 2261/5242 (2013.01); C08G 2261/95 (2013.01); H10K 50/11 (2023.02); H10K 85/30 (2023.02); H10K 85/623 (2023.02); H10K 2101/00 (2023.02); H10K 2101/10 (2023.02); H10K 2102/103 (2023.02);
Abstract
A light-emitting polymer comprising a light-emitting repeat unit in a backbone of the polymer, wherein the polymer has an anisotropy of no more than 0.8 and wherein a transition dipole moment of the light-emitting repeat unit is aligned with the polymer backbone.