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.

Date of Patent:
Jul. 03, 2018

Filed:

Jul. 23, 2014
Applicant:

Bemis Company, Inc., Neenah, WI (US);

Inventors:

Hanna-Mari Lahti, Lempaala, FI;

Merja H. Savola, Parola, FI;

Christopher R. Jansen, Kaukauna, WI (US);

Assignee:

Bemis Company, Inc., Neenah, WI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 1/02 (2006.01); B32B 7/12 (2006.01); B32B 27/08 (2006.01); B32B 27/32 (2006.01); B32B 27/10 (2006.01); B32B 27/12 (2006.01); B32B 27/34 (2006.01); B32B 5/02 (2006.01); B65D 75/58 (2006.01); A61M 5/00 (2006.01); B65D 85/00 (2006.01);
U.S. Cl.
CPC ...
B32B 1/02 (2013.01); A61M 5/002 (2013.01); B32B 5/022 (2013.01); B32B 7/12 (2013.01); B32B 27/08 (2013.01); B32B 27/10 (2013.01); B32B 27/12 (2013.01); B32B 27/32 (2013.01); B32B 27/34 (2013.01); B65D 75/5855 (2013.01); B65D 85/70 (2013.01); B32B 2270/00 (2013.01); B32B 2307/31 (2013.01); B32B 2307/718 (2013.01); B32B 2439/46 (2013.01);
Abstract

The present invention is directed to a peel-open package having a first film comprising an exterior sealant layer comprising a polyolefin polymer resin and a fatty acid or a fatty acid derivative, and a second film comprising an exterior layer comprising paper or a nonwoven material. The paper or nonwoven material is adhered to the sealant layer of the first film to form a peelable interface therebetween and to enclose a product, to accordance with the present invention, the polyolefin sealant layer of the first film is heat sealed directly to the paper or nonwoven material of the second film to form a peelable seal which can be readily peeled without substantial release of free fibers form the paper or nonwoven material.


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