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:
Dec. 13, 2011

Filed:

Sep. 03, 2010
Applicants:

Anett Borgwardt, Au, CH;

John Gordon-duffy, La Wantzenau, FR;

Inventors:

Anett Borgwardt, Au, CH;

John Gordon-Duffy, La Wantzenau, FR;

Assignee:

Dow Global Technologies LLC, Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 3/26 (2006.01); B32B 37/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A polymeric foam article has at least two thermoplastic polymer foams in layered orientation, each of the thermoplastic polymer foams having an adjoining surface that contains a polymer skin, a thickness dimension perpendicular to the adjoining surface, perforations that are less than one millimeter in diameter that penetrate through the adjoining surface to a depth less than the thickness dimension of the foam, where the adjoining surface of one thermoplastic polymer foam is adjacent and adhered to the adjoining surface of another thermoplastic polymer foam with an adhesive thereby affixing the thermoplastic polymer foams to one another.


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