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:
Apr. 10, 2007

Filed:

Mar. 08, 2004
Applicant:

Andrew John Lischefski, Oshkosh, WI (US);

Inventor:

Andrew John Lischefski, Oshkosh, WI (US);

Assignee:

Curwood, Inc., Oshkosh, WI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/06 (2006.01); B32B 27/08 (2006.01); B32B 27/28 (2006.01); B32B 27/34 (2006.01); B32B 27/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Multilayer coextruded thermoformable structures for packaging film applications. The multilayer structures having at least a first layer comprising polyethylene terephthalate, a second layer of a first adhesive comprising a blend of at least an acrylate-based resin and either a modified polyolefin or a modified acrylate-based resin; a third layer of a thermoplastic oxygen barrier. The thermoplastic oxygen barrier may comprise ethylene/vinyl alcohol copolymer (EVOH), polyvinylidene chloride, or polyamide, preferably, a polyamide blend containing between 1–29% amorphous polyamide. The present invention may further comprise at least 5–7 thermoplastic layers.


Find Patent Forward Citations

Lischefski, Andrew. (2007). Packaging films containing coextruded polyester and nylon layers (U.S. Patent No. 7201966). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7201966

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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