Stair chair
FIG. 1 is a front side perspective view of a stair chair design unfolded and tracks deployed;
FIG. 2 is a front side perspective view of a stair chair design unfolded and tracks retracted;
FIG. 3 is a close-up front side perspective view thereof;
FIG. 4 is a back side perspective view of a stair chair design unfolded and tracks deployed;
FIG. 5 is a close-up back side perspective view thereof;
FIG. 6 is a back side perspective view of a stair chair design unfolded and tracks retracted;
FIG. 7 is a top front view of a stair chair design unfolded;
FIG. 8 is a top back view of a stair chair design unfolded and tracks deployed;
FIG. 9 is a back view thereof;
FIG. 10 is a back view of a stair chair design unfolded and tracks retracted;
FIG. 11 is a side view thereof;
FIG. 12 is a side view of a stair chair design unfolded and tracks deployed;
FIG. 13 is a front view thereof;
FIG. 14 is a bottom view of a stair chair design unfolded; and,
FIG. 15 is a bottom view of a stair chair design completely folded.
Claims
The ornamental design for a stair chair, as shown and described.
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Type: Grant
Filed: Oct 20, 2004
Date of Patent: Apr 18, 2006
Assignee: Ferno-Washington, Inc. (Wilmington, OH)
Inventors: Steven B. Schrand (Cincinnati, OH), Donald Charles Bierman (Williamsburg, OH), Timothy J. Dietz (Springboro, OH), Charles Scott Chambliss (New Vienna, OH)
Primary Examiner: Marcus A. Jackson
Attorney: Dinsmore & Shohl LLP
Application Number: 29/215,542
