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. 12, 2016
Filed:
Jun. 18, 2013
Applicant:
Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;
Inventors:
Kengo Hirata, Sodegaura, JP;
Hironobu Morishita, Sodegaura, JP;
Assignee:
IDEMITSU KOSAN CO., LTD., Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/02 (2006.01); G03G 5/07 (2006.01); C08G 64/06 (2006.01); G03G 5/05 (2006.01); C09D 169/00 (2006.01); C08G 64/14 (2006.01); C08G 64/00 (2006.01);
U.S. Cl.
CPC ...
G03G 5/071 (2013.01); C08G 64/06 (2013.01); C08G 64/14 (2013.01); C09D 169/00 (2013.01); G03G 5/05 (2013.01); G03G 5/0525 (2013.01); G03G 5/0564 (2013.01);
Abstract
A polycarbonate copolymer includes a repeating unit A represented by a formula (1) below and a repeating unit B represented by a formula (2) below, in which an abundance ratio represented by Ar/(Ar+Ar) is in a range of 35 mol % to 75 mol % and an abundance ratio represented by Ar/(Ar+Ar) is in a range of 25 mol % to 65 mol %,