Patents by Inventor John Kuznarik

John Kuznarik 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).

  • Compact truck tailgate and general purpose utility ladder
    Patent number: 7516997
    Abstract: According to an exemplary embodiment, and apparatus includes: a non-collapsible single unit stair including: a pair of opposing side rails supporting at least a top step and a bottom step; and a rotator unit including a lower portion secured to a substantially horizontal surface, and an upper portion mounting the non-collapsible single unit stair, wherein the lower portion and the upper portion are rotatable with respect to one another about an axis oriented substantially perpendicular to the substantially horizontal surface.
    Type: Grant
    Filed: November 19, 2007
    Date of Patent: April 14, 2009
    Inventors: John Kuznarik, Evelio Acosta, Roberto Diaz
  • Compact truck tailgate and general purpose utility ladder
    Publication number: 20080136208
    Abstract: According to an exemplary embodiment, and apparatus includes: a non-collapsible single unit stair including: a pair of opposing side rails supporting at least a top step and a bottom step; and a rotator unit including a lower portion secured to a substantially horizontal surface, and an upper portion mounting the non-collapsible single unit stair, wherein the lower portion and the upper portion are rotatable with respect to one another about an axis oriented substantially perpendicular to the substantially horizontal surface.
    Type: Application
    Filed: November 19, 2007
    Publication date: June 12, 2008
    Inventors: John Kuznarik, Evelio Acosta, Roberto Diaz
  • Compact truck tailgate and general purpose utility ladder
    Patent number: 7240947
    Abstract: An exemplary embodiment sets forth an apparatus, including a non-collapsible single unit stair comprising: a pair of opposing side rails supporting at least a top step and a bottom step; a coupler adapted to couple the apparatus to an edge of a horizontal surface; and a height adjustable user-support arm, coupled to one of the side rails with a rotatable coupling, wherein the user-support arm is moveable between a support position and a storage position.
    Type: Grant
    Filed: May 20, 2005
    Date of Patent: July 10, 2007
    Inventors: John Kuznarik, Shirley Kuznarik
  • Compact truck tailgate and general purpose utility ladder
    Publication number: 20060261622
    Abstract: An exemplary embodiment sets forth an apparatus, including a non-collapsible single unit stair comprising: a pair of opposing side rails supporting at least a top step and a bottom step; a coupler adapted to couple the apparatus to an edge of a horizontal surface; and a height adjustable user-support arm, coupled to one of the side rails with a rotatable coupling, wherein the user-support arm is moveable between a support position and a storage position.
    Type: Application
    Filed: May 20, 2005
    Publication date: November 23, 2006
    Inventors: John Kuznarik, Shirley Kuznarik
  • Compact truck tailgate and general purpose utility ladder
    Publication number: 20060261623
    Abstract: An exemplary embodiment sets forth an apparatus, including a non-collapsible single unit stair comprising: a pair of opposing side rails supporting at least a top step and a bottom step; a coupler adapted to couple the apparatus to an edge of a horizontal surface; and a height adjustable user-support arm, coupled to one of the side rails with a rotatable coupling, wherein the user-support arm is moveable between a support position and a storage position.
    Type: Application
    Filed: May 18, 2006
    Publication date: November 23, 2006
    Inventor: John Kuznarik