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. 21, 2012
Filed:
Dec. 01, 2005
Chun Wang, Midland, MI (US);
Michael Inbasekaran, Midland, MI (US);
Wanglin Yu, Midland, MI (US);
Yang Cheng, Midland, MI (US);
Chun Wang, Midland, MI (US);
Michael Inbasekaran, Midland, MI (US);
Wanglin Yu, Midland, MI (US);
Yang Cheng, Midland, MI (US);
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
A conjugated or partially conjugated polymer including a structural unit of Formula I in the backbone: (Formula I), wherein Arl, Arare each independently a substituted or unsubstituted arylene or hetero arylene group with two or more aromatic rings fused together and Ar3 is an aryl or heteroaryl group of C4 to C40 or substituted aryl or heteroaryl group of C4 to C40 and devices containing such polymer. In addition, a composition of: (Formula V), wherein Ar, Arare arylene or heteroaryl groups and Ar3 is an aryl or heteroaryl group and wherein X is a leaving group such as halogen, boronic acid or boronate ester.