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:
Apr. 29, 2008
Filed:
Jun. 14, 2004
Aya Ono, Yamaguchi, JP;
Kiyotsuna Toyohara, Yamaguchi, JP;
Hiroyoshi Minematsu, Yamaguchi, JP;
Yuuichi Kageyama, Kanagawa, JP;
Aya Ono, Yamaguchi, JP;
Kiyotsuna Toyohara, Yamaguchi, JP;
Hiroyoshi Minematsu, Yamaguchi, JP;
Yuuichi Kageyama, Kanagawa, JP;
Teijin Limited, Kanagawa, JP;
Abstract
A polycarbonate containing an ether diol residue producible from a polysaccharide and expressed by the following formula (1), and a diol residue expressed by the following formula (2)—O—(CH)—O—   (2)(here, m is an integer of 2 to 12), wherein said ether diol residue amounts to 65-98 wt. % of all the diol residues, and having a glass transition temperature of 90° C. or higher.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile