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.
Patent No.:
Date of Patent:
Jul. 14, 2026
Filed:
Dec. 11, 2019
Applicant:
Leverage Design Holding, Llc, Huntersville, NC (US);
Inventors:
Daniel R. Crum, Huntersville, NC (US);
Caleb D. Crum, Huntersville, NC (US);
Assignee:
Leverage Design Holding, LLC, Huntersville, NC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E06C 7/10 (2006.01); E06C 1/12 (2006.01);
U.S. Cl.
CPC ...
E06C 7/10 (2013.01); E06C 1/12 (2013.01);
Abstract
In some embodiments, a stiffener system is arranged for attachment to a ladder. A first stiffener comprises a first arm and a first cable. The first arm is attached to a first rail of a ladder. The first cable is attached to the first rail at a first cable upper attachment location, extends to contact the first arm and extends to attach to the first rail at a first cable lower attachment location. The first arm is oriented at a non-zero angle to an orthogonal axis of the ladder.