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. 21, 2013
Filed:
Sep. 26, 2001
Mark Edward Dawes, Middlesbrough, GB;
Mark Edward Dawes, Middlesbrough, GB;
DuPont Teijin Films U.S. Limited Partnership, Chester, VA (US);
Abstract
A film according to the present invention, there is provided a multi-layer laminated polymeric film comprising a substrate layer having on one side thereof a heat-sealable peelable layer and having on the opposite side thereof a shrinkable layer, wherein said shrinkable layer has a degree of shrinkage in a first dimension of about 10-80 % over the temperature range 55 to 100° C., and a ratio of shrinkage at 100° C. said first dimension relative to a second, orthogonal dimension in the range of 1:1 to 1:1; a process for making the same; and the use of said film as a lid for a container, particularly a container used for packaging ready-prepared ovenable meals.