Patents by Inventor William David Holcombe

William David Holcombe 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).

  • Patent number: 8833518
    Abstract: The technology described herein provides a portable, foldable two-legged stool having a support legs assembly having two parallel support legs secured in a support frame having at least one horizontal brace and a seat assembly hingedly connected to a top of each of the support legs with a pivotal hinge assembly such that the stool is foldable for transport and is extendable for use as a two-legged stool when a rear edge of the seat assembly is placed against a generally vertical planar surface. This technology also provides a third leg assembly for selective use by an operator to add a third leg when no vertical planar surface is available upon which to support the rear edge of the seat assembly stool.
    Type: Grant
    Filed: September 17, 2008
    Date of Patent: September 16, 2014
    Inventor: William David Holcombe
  • Publication number: 20100065372
    Abstract: The technology described herein provides a portable, foldable two-legged stool having a support legs assembly having two parallel support legs secured in a support frame having at least one horizontal brace and a seat assembly hingedly connected to a top of each of the support legs with a pivotal hinge assembly such that the stool is foldable for transport and is extendable for use as a two-legged stool when a rear edge of the seat assembly is placed against a generally vertical planar surface. This technology also provides a third leg assembly for selective use by an operator to add a third leg when no vertical planar surface is available upon which to support the rear edge of the seat assembly stool.
    Type: Application
    Filed: September 17, 2008
    Publication date: March 18, 2010
    Inventor: William David Holcombe