Patent Publication Number: US-D599256-S

Title: Stair-climbing chair

Description:
FIG. 1  is a front view of a stair-climbing chair showing our new design in a closed position; 
         FIG. 2  is a rear view thereof; 
         FIG. 3  is a right side view thereof, the left side being a mirror image; 
         FIG. 4  is a top plan view thereof; 
         FIG. 5  is a bottom view thereof; 
         FIG. 6  is a perspective view thereof; 
         FIG. 7  is a front view thereof, in an opened position; 
         FIG. 8  is a right side view thereof, the left side being a mirror image; 
         FIG. 9  is a top plan view thereof; 
         FIG. 10  is an enlarged perspective view thereof; and, 
         FIG. 11  is a perspective view identical to  FIG. 10 , but with the chair illustrated within its environment of intended use; 
       The broken line showings of  FIGS. 1–11  are environmental only and form no part of the claimed design.