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:
May. 30, 2017

Filed:

Aug. 24, 2012
Applicants:

Peter A. Zorney, Plymouth, MI (US);

William J. Mcmaster, Berkeley Heights, NJ (US);

Ankur Bhosale, Canton, MI (US);

Inventors:

Peter A. Zorney, Plymouth, MI (US);

William J. McMaster, Berkeley Heights, NJ (US);

Ankur Bhosale, Canton, MI (US);

Assignee:

BASF SE, Ludwigshafen am Rhein, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E06C 7/08 (2006.01); E06C 1/06 (2006.01); E06C 1/16 (2006.01);
U.S. Cl.
CPC ...
E06C 7/08 (2013.01); E06C 1/06 (2013.01); E06C 1/16 (2013.01); E06C 7/082 (2013.01);
Abstract

A ladder including a first stringer and a second stringer spaced transverse from each other is provided. Each of the first and second stringers defines a channel and includes a plurality of crosspieces disposed in the channels of the first and second stringers. A plurality of rungs are spaced along and coupled between the first and second stringers. Each of the rungs has a horizontal portion and a vertical portion extending from the first stringer to the second stringer. A plurality of ribs are spaced along and coupled between the horizontal and vertical portions of the rungs.


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