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:
Sep. 24, 1996
Filed:
Jun. 23, 1994
Applicant:
Inventor:
James P DiPoto, Terre Haute, IN (US);
Assignee:
Tredegar Industries, Inc., Richmond, VA (US);
Primary Examiner:
Int. Cl.
CPC ...
B32D / ;
U.S. Cl.
CPC ...
428216 ; 428214 ; 428349 ; 428515 ; 428516 ; 428518 ; 428520 ;
Abstract
The present invention provides a multi-layer heat sealable film which is produced by coextrusion and compression rolled orientation. The film comprises at least one barrier layer of a moisture and/or gas resistant thermoplastic material and at least one sealant layer of a heat sealable thermoplastic material.