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:
Jan. 29, 2013
Filed:
Oct. 15, 2007
Applicants:
Carl Towns, Essex, GB;
Richard O'dell, Taufkirchen, DE;
Inventors:
Carl Towns, Essex, GB;
Richard O'Dell, Taufkirchen, DE;
Assignee:
Cambridge Display Technology Limited, Cambridge, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01); C09K 11/06 (2006.01); C09K 11/02 (2006.01); H01L 29/08 (2006.01); H01L 33/00 (2010.01); C08F 28/06 (2006.01); C08G 79/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A luminescent polymer comprising a triarylene repeat unit which comprises a triarylene of general formula (I) which is substituted or unsubstituted and an arylene repeat unit -[-Ar-]- that is different from the triarylene repeat unit wherein X, Y, and Z are each independently O, S, CR, SiRor NR and each R is independently alkyl, aryl or H.