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. 20, 2013
Filed:
May. 14, 2008
Daisuke Fukushima, Ushiku, JP;
Yoshiaki Tsubata, Tsukuba, JP;
Daisuke Fukushima, Ushiku, JP;
Yoshiaki Tsubata, Tsukuba, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
A polymer compound comprising a constitutional unit of the following formula (1): (wherein, P represents an integer of 1 to 4, Q represents an integer of 0 to 4. Rand Rrepresent each independently an alkyl group, alkoxy group, alkylthio group, aryloxy group, arylthio group, arylalkyl group, arylalkoxy group or arylalkylthio group, when there exist a plurality of R's, these may be the same or different, and when there exist a plurality of R's, these may be the same or different. Arrepresents an unsubstituted or substituted arylene group or an unsubstituted or substituted di-valent heterocyclic group, and Arrepresents an unsubstituted or substituted aryl group or an unsubstituted or substituted mono-valent heterocyclic group. A plurality of Ar's and Ar's may each be the same or different.).