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. 23, 2012
Filed:
Dec. 26, 2005
Takanobu Noguchi, Tsukuba, JP;
Hidenobu Kakimoto, Tsukuba, JP;
Tomoyuki Suzuki, Nishitokyo, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
A polymer compound containing a structure of the following formula (B):—Ar—  (A)(wherein, Ar represents an arylene group, divalent heterocyclic group, divalent aromatic amine group or divalent group having a metal complex structure.) (wherein, A ring and B ring represent each independently an aromatic ring optionally having a substituent. Xrepresents —C(═O)—, —S(═O)—, —S(═O)—, —P(═O)(R)—, —C(R)(R)—, —C(R)(R)—, —B(R)—, —N(R)— or —Si(R)(R)—. R* represents a hydrogen atom or monovalent or divalent group, Rrepresents a hydrogen atom or monovalent group, and Rrepresents a monovalent group having a hetero atom. When Rand Rare present each in plural number, they may be the same or different).