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:
Jul. 16, 2013
Filed:
Mar. 11, 2009
Applicants:
Yasukazu Shikano, Tokyo, JP;
Teruaki Sakuma, Tokyo, JP;
Hiroki Matsui, Tokyo, JP;
Masaaki Aramaki, Tokyo, JP;
Yu Nitto, Tokyo, JP;
Shinji Ieda, Tokyo, JP;
Inventors:
Yasukazu Shikano, Tokyo, JP;
Teruaki Sakuma, Tokyo, JP;
Hiroki Matsui, Tokyo, JP;
Masaaki Aramaki, Tokyo, JP;
Yu Nitto, Tokyo, JP;
Shinji Ieda, Tokyo, JP;
Assignee:
Asahi Kasei Chemicals Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/48 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a polyamide obtainable by polymerizing an (a) dicarboxylic acid comprising at least 50 mol % of an alicyclic dicarboxylic acid and a (b) diamine comprising at least 50 mol % of a diamine having a substituent branched from a main chain.