Patent
   D619270
Priority
Dec 09 2009
Filed
Dec 09 2009
Issued
Jul 06 2010
Expiry
Jul 06 2024
Assg.orig
Entity
unknown
3
4
n/a
The ornamental design for a T-shaped stair stringer and stair frame, as shown, and described.

FIG. 1 is a front view of the T-shaped stair stringer and stair frame;

FIG. 2 is a back view of the T-shaped stair stringer and stair frame;

FIG. 3 is a left-side view of the T-shaped stair stringer and stair frame;

FIG. 4 is a right side view of the T-shaped stair stringer and stair frame;

FIG. 5 is a bottom view of the T-shaped stair stringer and stair frame;

FIG. 6 is a top view of the T-shaped stair stringer and stair frame;

FIG. 7 is a perspective view of the T-shaped stair stringer and stair frame;

FIG. 8 is a perspective view of a second embodiment of the T-shaped stair stringer and stair frame;

FIG. 9 is a perspective view of a third embodiment of the T-shaped stair stringer and stair frame;

FIG. 10 is a perspective view of a fourth embodiment of the T-shaped stair stringer and stair frame;

FIG. 11 is a perspective view of a fifth embodiment of the T-shaped stair stringer and stair frame;

FIG. 12 is a perspective view of a sixth embodiment of the T-shaped stair stringer and stair frame; and,

FIG. 13 is a bottom view of a seventh embodiment of the T-shaped stair stringer and stair frame.

Charette, Pierre

Patent Priority Assignee Title
11718998, Aug 18 2021 Miro Industries, Inc. Stair stringer
ER2425,
ER5057,
Patent Priority Assignee Title
2021457,
2724466,
5806254, May 24 1996 Modular tread and riser unit
D607580, Jan 23 2007 Stair support
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