Patents by Inventor David Paul Stapleton

David Paul Stapleton has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20200024900
    Abstract: An adjustable ladder and stair system has a folding stair assembly including a ladder-member having a first-end, a second-end, a plurality of rungs equidistantly spaced between a first-rail and a second-rail, and a securer, a stair-member having a stair-portion, a first-rail-slide-mechanism, a second-rail-slide-mechanism, a first-rail-locking-mechanism, and a second-rail-locking-mechanism. The ladder-member may be secured in a vertical position parallel to a substantially vertical item desired to be ascended via the securer. The stair-member is adjustable to accommodate a desired angle. The folding stair assembly provides an apparatus for safely accessing a substantially vertical item desired to be ascended such as a roll off garbage bins.
    Type: Application
    Filed: October 23, 2017
    Publication date: January 23, 2020
    Inventors: Willie Froese, David Paul Stapleton
  • Publication number: 20190249454
    Abstract: A woven fence system including at least one fence panel having a body defined by a first-post, a second-post, and a woven-section comprising a plurality of woven sheets, and at least one restraint board at a base of the woven-section. The at least one fence panel is configured to be secured in a vertical position within a ground surface at the first-post and the second-post. The at least one fence panel includes a natural drainage system to reduce wood rod while providing light weight, structurally stable fence.
    Type: Application
    Filed: February 13, 2018
    Publication date: August 15, 2019
    Inventors: Willie Froese, David Paul Stapleton