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. 12, 2013

Filed:

Sep. 07, 2009
Applicants:

Stephen John Kennedy, Ottawa, CA;

Neil Little, Chalfont St. Giles, GB;

Inventors:

Stephen John Kennedy, Ottawa, CA;

Neil Little, Chalfont St. Giles, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04H 3/10 (2006.01); E04H 3/26 (2006.01); E04H 3/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A stepped structure () comprising a plurality of separate run portions (), wherein at least one of said plurality of separate run portions () comprises upper and lower sheets () each sheet having a forward longitudinal end portion () bent downwards and a rear longitudinal end portion () bent upwards, and a core material () between said upper and lower sheets ().


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