Patents by Inventor Erwin Portis

Erwin Portis 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: 9016796
    Abstract: A portable stool for providing convenient seating comprising: a base, where the base is placed on a surface during use of the stool; a support post, where the support post extends vertically from the base; a telescoping post connected to the support post, where the telescoping post is vertically adjustable; openings along the telescoping post; seat posts, where the seat posts extend vertically from the openings; and a nylon seat attached to each distal end of the seat posts. The telescoping post may include three openings and a seat post extends from each opening. In one particular embodiment, the posts extend at an angle from each opening. The support post may include an adjustment slot. Inherently the portable stool further includes a collapsed position and an extended position.
    Type: Grant
    Filed: May 2, 2013
    Date of Patent: April 28, 2015
    Inventor: Erwin Portis
  • Publication number: 20140327289
    Abstract: A portable stool for providing convenient seating comprising: a base, where the base is placed on a surface during use of the stool; a support post, where the support post extends vertically from the base; a telescoping post connected to the support post, where the telescoping post is vertically adjustable; openings along the telescoping post; seat posts, where the seat posts extend vertically from the openings; and a nylon seat attached to each distal end of the seat posts. The telescoping post may include three openings and a seat post extends from each opening. In one particular embodiment, the posts extend at an angle from each opening. The support post may include an adjustment slot. Inherently the portable stool further includes a collapsed position and an extended position.
    Type: Application
    Filed: May 2, 2013
    Publication date: November 6, 2014
    Inventor: Erwin Portis