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. 12, 2011
Filed:
Jan. 28, 2008
Applicants:
Sandeep Tripathi, Evansville, IN (US);
Shreyas Chakravarti, Evansville, IN (US);
Sapna Kirk Blackburn, Mount Vernon, IN (US);
Inventors:
Sandeep Tripathi, Evansville, IN (US);
Shreyas Chakravarti, Evansville, IN (US);
Sapna Kirk Blackburn, Mount Vernon, IN (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 7/00 (2006.01); B32B 27/08 (2006.01); B32B 27/30 (2006.01); B32B 27/36 (2006.01); B32B 37/15 (2006.01);
U.S. Cl.
CPC ...
Abstract
In one embodiment, the sheet, comprises: a cap layer comprising an acrylic polymer; and a base layer, wherein the sheet is thermoformable. The base layer comprises a cycloaliphatic polyester copolymer and an optionally, an aromatic polycarbonate. The cycloaliphatic polyester copolymer can comprise greater than 10 wt % cycloaliphatic diol or acid or combination thereof, based upon a total weight of the cycloaliphatic polyester copolymer.