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. 28, 1991
Filed:
Dec. 12, 1989
Applicant:
Inventor:
Lajos E Keller, Luxemburg, LU;
Assignee:
Mobil Oil Corporation, Fairfax, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428327 ; 428461 ; 428516 ; 428518 ; 428483 ; 428520 ;
Abstract
An oriented polypropylene film structure comprises an oriented polypropylene base layer and a layer of a vinylidene chloride polymer on at least one surface of the base layer or on an intermediate layer, the vinylidene chloride polymer layer being substantially free of migratable emulsifier. A metal layer is provided directly on the vinylidene chloride polymer layer.