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:
Mar. 12, 2013
Filed:
Apr. 27, 2011
Mark Edward Dawes, Middlesbrough, GB;
Gary Victor Rhoades, Stockton-on-Tees, GB;
Stephen William Sankey, Great Smeaton, GB;
Mark Edward Dawes, Middlesbrough, GB;
Gary Victor Rhoades, Stockton-on-Tees, GB;
Stephen William Sankey, Great Smeaton, GB;
DuPont Teijin Films U.S. Limited Partnership, Chester, VA (US);
Abstract
An open-ended tube comprising walls of a heat-sealable multi-layer polymeric film, wherein said film comprises an outer shrinkable substrate layer and an inner heat-sealable layer, wherein said substrate layer has a degree of shrinkage in the longitudinal dimension of the tube of about 0% to about 50% over the temperature range 55 to 100° C., and a degree of shrinkage in the transverse dimension of the tube of 5 to about 70% over the temperature range 55 to 100° C.; and use thereof in the manufacture of packaging for a container suitable as a receptacle for a ready-prepared ovenable meal.