Patents Assigned to Shape Field Office
  • Folding chair with hinge
    Patent number: 9737147
    Abstract: A folding chair has a backrest, a seat and legs that are coupled to two hinges. The folding chair has an open position and a closed position. In the closed position the backrest portion is parallel to the seat portion and in the open position the angle between the seat portion and the backrest portion is greater than 90 degrees. The hinges are made of two elongated rod structures each having a helical center section. The two elongated rod structures are coupled together with a bolt to form the hinge.
    Type: Grant
    Filed: April 28, 2015
    Date of Patent: August 22, 2017
    Assignee: Shape Field Office
    Inventor: Karson Shadley
  • Hinge for folding chair
    Patent number: D756195
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: May 17, 2016
    Assignee: Shape Field Office LLC
    Inventor: Karson Shadley