Plane structure composed of a cohesive assembly of...

Stock material or miscellaneous articles – Structurally defined web or sheet – Honeycomb-like

Reexamination Certificate

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C264S294000, C428S118000, C428S192000, C428S194000, C428S338000

Reexamination Certificate

active

07851042

ABSTRACT:
Plane structure composed of a cohesive assembly of contiguous cellular cells having any cross section and essentially parallel walls from one cell to another, characterized in that the walls of the cells comprise at least two portions based on different polymeric compositions, the junction between said portions being substantially parallel to the plane of the structure.

REFERENCES:
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patent: 6177036 (2001-01-01), Van Der Hoeven et al.
patent: 2006/0219354 (2006-10-01), Dehennau et al.
patent: 2 760 999 (1998-09-01), None
patent: 00/32382 (2000-06-01), None
patent: 2005/014265 (2005-02-01), None
U.S. Appl. No. 11/915,770, filed Nov. 28, 2007, Dehennau, et al.
Rauwendaal, Chris, “Polymer Extrustion”, Hanser Publishers, pp. 455-456 (1990 reprint edition).
U.S. Appl. No. 11/577,557, filed Apr. 19, 2007, Dehennau, et al.
U.S. Appl. No. 12/063,148, filed Feb. 7, 2008, Dehennau, et al.
U.S. Appl. No. 12/094,900, filed May 23, 2008, Dehennau, et al.
U.S. Appl. No. 12/293,305, filed Sep. 17, 2008, Dehennau, et al.

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