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:
Nov. 05, 2013
Filed:
Dec. 02, 2011
Jesten David Neill, Oshkosh, WI (US);
Curtis Randolph Barr, Neenah, WI (US);
Connie Louise Gherena, Menasha, WI (US);
Dwight Dennis Redding, Appleton, WI (US);
Jesten David Neill, Oshkosh, WI (US);
Curtis Randolph Barr, Neenah, WI (US);
Connie Louise Gherena, Menasha, WI (US);
Dwight Dennis Redding, Appleton, WI (US);
Curwood, Inc., Oshkosh, WI (US);
Abstract
A non-oriented thermoformable packaging sheet having a rigid component layer comprising a blend of an aromatic polyester and a styrenic polymer, where the total amount of styrenic polymer present in the sheet relative to the total weight of the sheet is at least between 3.0% and 4.0% by weight. The packaging sheet has a thickness of at least 5 mil and a normalized impact strength of 0.16 ft*lbf/mil or less total energy as measured in accordance with ASTM D3763-08 test method.