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:
Mar. 31, 2015
Filed:
Jul. 29, 2009
Tomoya Nakatani, Tsukuba, JP;
Keiko Kawaguchi, Karatsu, JP;
Tomoya Nakatani, Tsukuba, JP;
Keiko Kawaguchi, Karatsu, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
A polymer compound including: the repeating unit shown in the following formula (I) (wherein: Arrepresents an arylene group, a divalent heterocyclic group, or a divalent aromatic amine; Jand Jeach represent a direct bond, an alkylene group, or a phenylene group, and Xrepresents an oxygen atom or a sulfur atom; i is an integer from 0 to 3; j is 0 or 1; m is 1 or 2; and Rrepresents a hydrogen atom, an alkyl group, an alkoxy group, or the like) and the repeating unit shown in the following formula (II) (wherein: Ar2 represents a fluorene-diyl group; Jand Jeach represent a direct bond, an alkylene group, or a phenylene group; Xrepresents an oxygen atom or a sulfur atom; k is an integer from 0 to 3; l is 0 or 1; and n is 1 or 2).