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. 07, 2012
Filed:
Sep. 06, 2006
Applicants:
Noriyuki Hida, Sakai, JP;
Seiji Oda, Ibaraki, JP;
Takashi Kamikawa, Nara, JP;
Katsuhiro Suenobu, Tsukuba, JP;
Inventors:
Noriyuki Hida, Sakai, JP;
Seiji Oda, Ibaraki, JP;
Takashi Kamikawa, Nara, JP;
Katsuhiro Suenobu, Tsukuba, JP;
Assignee:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 75/20 (2006.01); C08G 75/23 (2006.01); C08G 8/02 (2006.01); C07C 317/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dihalobiphenyl compound represented by the formula (1): wherein A represents an amino group substituted with one or two C1-C20 hydrocarbon groups or a C1-C20 alkoxy group, Rrepresents a fluorine atom, a C1-C20 alkyl group, etc., Xrepresents a chlorine atom, a bromine atom or an iodine atom, an k represents an integer of 0 to 3, anda polyarylene comprising a repeating unit represented by the formula (2): wherein A, Rand k represent the same meanings as defined above.