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:
Jan. 10, 2012
Filed:
Apr. 01, 2003
Randy D. Jester, Greer, SC (US);
Barbara Canale-schmidt, North Adams, MA (US);
William P. Belias, Pittsford, NY (US);
Paul N. Chen, Canandaigua, NY (US);
Randy D. Jester, Greer, SC (US);
Barbara Canale-Schmidt, North Adams, MA (US);
William P. Belias, Pittsford, NY (US);
Paul N. Chen, Canandaigua, NY (US);
Topas Advanced Polymers, Inc., Florence, KY (US);
Pactiv Corporation, Lake Forest, IL (US);
Abstract
The present invention relates to polymer structures such as thermoplastic films having improved aroma barrier properties and methods for making the polymeric structures, which may be in the form of a resealable container. Aroma barrier is improved by incorporating a barrier layer of polymeric material including at least about 10 mole percent of polymerized cyclo-olefin moieties.