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. 30, 1982
Filed:
Aug. 08, 1980
Applicant:
Inventor:
R Daniel Webster, Wauconda, IL (US);
Assignee:
Baxter Travenol Laboratories, Inc., Deerfield, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B65B / ;
U.S. Cl.
CPC ...
428194 ; 53453 ; 206484 ; 2064842 ; 4284769 ; 428483 ; 428516 ; 428910 ;
Abstract
A clear, flexible, sealed container may be made of first and second plastic sheets sealed together at their peripheries. The first plastic sheet defines a bulge to increase the inside volume of the container, and comprises a laminate of a layer of polyolefin and a blended layer of polyolefin and a block copolymer of polyolefin and polystyrene. The second plastic sheet is a bonded laminate of a layer of biaxially oriented polypropylene and nonoriented polypropylene, peripherally bonded to the layer of polyolefin of the first plastic sheet.