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:
May. 18, 2010
Filed:
Oct. 18, 2007
Applicants:
Guatam Chatterjee, Karnataka, IN;
Dibakar Dhara, West Bengal, IN;
Muthuvijayan Jegathesan, Tamil Nadu, IN;
Inventors:
Guatam Chatterjee, Karnataka, IN;
Dibakar Dhara, West Bengal, IN;
Muthuvijayan Jegathesan, Tamil Nadu, IN;
Assignee:
SABIC Innovative Plastics IP B.V., Bergen op Zoom, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 64/00 (2006.01); C08G 63/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The above-described and other deficiencies of the art are met by a method of making a polycarbonate polymer comprising isosorbide carbonate units, comprising melt reacting a dihydroxy compound comprising an isosorbide of the general formula (2):
Chatterjee, Guatam. (2010). Aliphatic diol-based polycarbonates, method of making, and articles formed therefrom (U.S. Patent No. 7718755). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7718755
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile