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:
Feb. 18, 2025

Filed:

Sep. 16, 2022
Applicant:

Proampac Holdings Inc., Cincinnati, OH (US);

Inventors:

Sophia R. Luettke, Cincinnati, OH (US);

Seyed Hesamoddin Tabatabaei, Mason, OH (US);

Daniel T. Senter, Crestwood, MO (US);

Kevin L. Lemmons, Jackson, MO (US);

Brian J. Schiermeier, White House, TN (US);

Assignee:

ProAmpac Holdings Inc., Cincinnati, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 3/24 (2006.01); B32B 1/00 (2006.01); B32B 3/26 (2006.01); B32B 7/12 (2006.01); B32B 27/08 (2006.01); B32B 27/32 (2006.01); B32B 33/00 (2006.01); B32B 37/00 (2006.01); B32B 37/12 (2006.01); B32B 38/00 (2006.01); B32B 43/00 (2006.01); B65D 75/12 (2006.01); B65D 75/20 (2006.01); B65D 75/30 (2006.01);
U.S. Cl.
CPC ...
B32B 7/12 (2013.01); B32B 1/00 (2013.01); B32B 3/266 (2013.01); B32B 27/08 (2013.01); B32B 27/32 (2013.01); B32B 33/00 (2013.01); B32B 37/0053 (2013.01); B32B 37/12 (2013.01); B32B 38/0004 (2013.01); B32B 38/145 (2013.01); B32B 43/003 (2013.01); B32B 2250/02 (2013.01); B32B 2250/242 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2307/31 (2013.01); B32B 2307/546 (2013.01); B32B 2307/7244 (2013.01); B32B 2307/7265 (2013.01); B32B 2323/04 (2013.01); B32B 2439/00 (2013.01); B65D 75/12 (2013.01); B65D 75/20 (2013.01); B65D 75/30 (2013.01); Y10S 493/93 (2013.01); Y10S 493/963 (2013.01); Y10T 428/15 (2015.01);
Abstract

A method of forming a flexible packaging film includes providing a first web including a polymer sealant layer, the first web having a first major surface and a second major surface opposite the first major surface. A second web including a polymer outer layer is provided, the second web having a third major surface and a fourth major surface opposite the third major surface. An adhesive layer is applied to the second major surface and the first web is laminated to the third major surface. Prior to laminating the first web to the second web, one or more slits are formed in the second web.


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